Home / 53,626.10-74,005.38-29,428.11

Finding the Fourth Proportional to 53,626.10, 74,005.38 and 29,428.11

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Solution

The fourth proportional to 53,626.10, 74,005.38 and 29,428.11 is: 40,611.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,626.10 : 74,005.38 = 29,428.11 : x
  2. Step 2: Convert to fraction form
    53,626.10/74,005.38 = 29,428.11/x
  3. Step 3: Cross multiply
    53,626.10x = 74,005.38 × 29,428.11
  4. Step 4: Simplify right side
    53,626.10x = 2,177,838,463.23
  5. Step 5: Solve for x
    x = 2,177,838,463.23/53,626.10
  6. Step 6: Final answer
    x = 40,611.54

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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.