Home / 52,402.97-72,316.40-28,529.58

Finding the Fourth Proportional to 52,402.97, 72,316.40 and 28,529.58

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Solution

The fourth proportional to 52,402.97, 72,316.40 and 28,529.58 is: 39,370.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,402.97 : 72,316.40 = 28,529.58 : x
  2. Step 2: Convert to fraction form
    52,402.97/72,316.40 = 28,529.58/x
  3. Step 3: Cross multiply
    52,402.97x = 72,316.40 × 28,529.58
  4. Step 4: Simplify right side
    52,402.97x = 2,063,156,647.65
  5. Step 5: Solve for x
    x = 2,063,156,647.65/52,402.97
  6. Step 6: Final answer
    x = 39,370.99

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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.