Home / 53,705.16-74,111.76-29,833.92

Finding the Fourth Proportional to 53,705.16, 74,111.76 and 29,833.92

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Solution

The fourth proportional to 53,705.16, 74,111.76 and 29,833.92 is: 41,170.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,705.16 : 74,111.76 = 29,833.92 : x
  2. Step 2: Convert to fraction form
    53,705.16/74,111.76 = 29,833.92/x
  3. Step 3: Cross multiply
    53,705.16x = 74,111.76 × 29,833.92
  4. Step 4: Simplify right side
    53,705.16x = 2,211,044,318.90
  5. Step 5: Solve for x
    x = 2,211,044,318.90/53,705.16
  6. Step 6: Final answer
    x = 41,170.05

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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.