Home / 52,140.08-71,953.68-28,267.13

Finding the Fourth Proportional to 52,140.08, 71,953.68 and 28,267.13

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Solution

The fourth proportional to 52,140.08, 71,953.68 and 28,267.13 is: 39,008.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,140.08 : 71,953.68 = 28,267.13 : x
  2. Step 2: Convert to fraction form
    52,140.08/71,953.68 = 28,267.13/x
  3. Step 3: Cross multiply
    52,140.08x = 71,953.68 × 28,267.13
  4. Step 4: Simplify right side
    52,140.08x = 2,033,923,666.77
  5. Step 5: Solve for x
    x = 2,033,923,666.77/52,140.08
  6. Step 6: Final answer
    x = 39,008.84

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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.