Home / 52,720.04-72,761.82-30,059.08

Finding the Fourth Proportional to 52,720.04, 72,761.82 and 30,059.08

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Solution

The fourth proportional to 52,720.04, 72,761.82 and 30,059.08 is: 41,486.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,720.04 : 72,761.82 = 30,059.08 : x
  2. Step 2: Convert to fraction form
    52,720.04/72,761.82 = 30,059.08/x
  3. Step 3: Cross multiply
    52,720.04x = 72,761.82 × 30,059.08
  4. Step 4: Simplify right side
    52,720.04x = 2,187,153,368.33
  5. Step 5: Solve for x
    x = 2,187,153,368.33/52,720.04
  6. Step 6: Final answer
    x = 41,486.19

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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.