Home / 52,087.07-71,875.02-29,112.65

Finding the Fourth Proportional to 52,087.07, 71,875.02 and 29,112.65

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Solution

The fourth proportional to 52,087.07, 71,875.02 and 29,112.65 is: 40,172.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,087.07 : 71,875.02 = 29,112.65 : x
  2. Step 2: Convert to fraction form
    52,087.07/71,875.02 = 29,112.65/x
  3. Step 3: Cross multiply
    52,087.07x = 71,875.02 × 29,112.65
  4. Step 4: Simplify right side
    52,087.07x = 2,092,472,301.00
  5. Step 5: Solve for x
    x = 2,092,472,301.00/52,087.07
  6. Step 6: Final answer
    x = 40,172.59

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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.