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Finding the Fourth Proportional to 104,762.23, 157,148.53 and 29,893.40

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Solution

The fourth proportional to 104,762.23, 157,148.53 and 29,893.40 is: 44,841.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,762.23 : 157,148.53 = 29,893.40 : x
  2. Step 2: Convert to fraction form
    104,762.23/157,148.53 = 29,893.40/x
  3. Step 3: Cross multiply
    104,762.23x = 157,148.53 × 29,893.40
  4. Step 4: Simplify right side
    104,762.23x = 4,697,703,866.70
  5. Step 5: Solve for x
    x = 4,697,703,866.70/104,762.23
  6. Step 6: Final answer
    x = 44,841.58

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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.