Home / 72,430.25-108,655.29-22,501.04

Finding the Fourth Proportional to 72,430.25, 108,655.29 and 22,501.04

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Solution

The fourth proportional to 72,430.25, 108,655.29 and 22,501.04 is: 33,754.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,430.25 : 108,655.29 = 22,501.04 : x
  2. Step 2: Convert to fraction form
    72,430.25/108,655.29 = 22,501.04/x
  3. Step 3: Cross multiply
    72,430.25x = 108,655.29 × 22,501.04
  4. Step 4: Simplify right side
    72,430.25x = 2,444,856,483.23
  5. Step 5: Solve for x
    x = 2,444,856,483.23/72,430.25
  6. Step 6: Final answer
    x = 33,754.64

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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.