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Finding the Fourth Proportional to 93,169,253.80, 139,879,851.90 and 59,157,029.80

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Solution

The fourth proportional to 93,169,253.80, 139,879,851.90 and 59,157,029.80 is: 88,815,529.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,169,253.80 : 139,879,851.90 = 59,157,029.80 : x
  2. Step 2: Convert to fraction form
    93,169,253.80/139,879,851.90 = 59,157,029.80/x
  3. Step 3: Cross multiply
    93,169,253.80x = 139,879,851.90 × 59,157,029.80
  4. Step 4: Simplify right side
    93,169,253.80x = 8,274,876,567,267,887
  5. Step 5: Solve for x
    x = 8,274,876,567,267,887/93,169,253.80
  6. Step 6: Final answer
    x = 88,815,529.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.