Home / 38,471.11-53,114.15-29,501.35

Finding the Fourth Proportional to 38,471.11, 53,114.15 and 29,501.35

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Solution

The fourth proportional to 38,471.11, 53,114.15 and 29,501.35 is: 40,730.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,471.11 : 53,114.15 = 29,501.35 : x
  2. Step 2: Convert to fraction form
    38,471.11/53,114.15 = 29,501.35/x
  3. Step 3: Cross multiply
    38,471.11x = 53,114.15 × 29,501.35
  4. Step 4: Simplify right side
    38,471.11x = 1,566,938,981.60
  5. Step 5: Solve for x
    x = 1,566,938,981.60/38,471.11
  6. Step 6: Final answer
    x = 40,730.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.