Home / 52,799.76-72,862.12-28,925.96

Finding the Fourth Proportional to 52,799.76, 72,862.12 and 28,925.96

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Solution

The fourth proportional to 52,799.76, 72,862.12 and 28,925.96 is: 39,916.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,799.76 : 72,862.12 = 28,925.96 : x
  2. Step 2: Convert to fraction form
    52,799.76/72,862.12 = 28,925.96/x
  3. Step 3: Cross multiply
    52,799.76x = 72,862.12 × 28,925.96
  4. Step 4: Simplify right side
    52,799.76x = 2,107,606,768.64
  5. Step 5: Solve for x
    x = 2,107,606,768.64/52,799.76
  6. Step 6: Final answer
    x = 39,916.98

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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.