Home / 52,352.48-72,248.31-30,000.80

Finding the Fourth Proportional to 52,352.48, 72,248.31 and 30,000.80

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Solution

The fourth proportional to 52,352.48, 72,248.31 and 30,000.80 is: 41,402.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,352.48 : 72,248.31 = 30,000.80 : x
  2. Step 2: Convert to fraction form
    52,352.48/72,248.31 = 30,000.80/x
  3. Step 3: Cross multiply
    52,352.48x = 72,248.31 × 30,000.80
  4. Step 4: Simplify right side
    52,352.48x = 2,167,507,098.65
  5. Step 5: Solve for x
    x = 2,167,507,098.65/52,352.48
  6. Step 6: Final answer
    x = 41,402.19

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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.