Home / 40,444.04-55,787.52-28,937.72

Finding the Fourth Proportional to 40,444.04, 55,787.52 and 28,937.72

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Solution

The fourth proportional to 40,444.04, 55,787.52 and 28,937.72 is: 39,915.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,444.04 : 55,787.52 = 28,937.72 : x
  2. Step 2: Convert to fraction form
    40,444.04/55,787.52 = 28,937.72/x
  3. Step 3: Cross multiply
    40,444.04x = 55,787.52 × 28,937.72
  4. Step 4: Simplify right side
    40,444.04x = 1,614,363,633.25
  5. Step 5: Solve for x
    x = 1,614,363,633.25/40,444.04
  6. Step 6: Final answer
    x = 39,915.98

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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.