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Finding the Fourth Proportional to 93,531.80, 140,297.70 and 46,875.80

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Solution

The fourth proportional to 93,531.80, 140,297.70 and 46,875.80 is: 70,313.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,531.80 : 140,297.70 = 46,875.80 : x
  2. Step 2: Convert to fraction form
    93,531.80/140,297.70 = 46,875.80/x
  3. Step 3: Cross multiply
    93,531.80x = 140,297.70 × 46,875.80
  4. Step 4: Simplify right side
    93,531.80x = 6,576,566,925.66
  5. Step 5: Solve for x
    x = 6,576,566,925.66/93,531.80
  6. Step 6: Final answer
    x = 70,313.70

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1.5x scale

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.