Home / 52,400.32-72,312.45-28,526.99

Finding the Fourth Proportional to 52,400.32, 72,312.45 and 28,526.99

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Solution

The fourth proportional to 52,400.32, 72,312.45 and 28,526.99 is: 39,367.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,400.32 : 72,312.45 = 28,526.99 : x
  2. Step 2: Convert to fraction form
    52,400.32/72,312.45 = 28,526.99/x
  3. Step 3: Cross multiply
    52,400.32x = 72,312.45 × 28,526.99
  4. Step 4: Simplify right side
    52,400.32x = 2,062,856,069.49
  5. Step 5: Solve for x
    x = 2,062,856,069.49/52,400.32
  6. Step 6: Final answer
    x = 39,367.24

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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.