Home / 52,789.17-72,849.06-28,916.23

Finding the Fourth Proportional to 52,789.17, 72,849.06 and 28,916.23

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Solution

The fourth proportional to 52,789.17, 72,849.06 and 28,916.23 is: 39,904.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,789.17 : 72,849.06 = 28,916.23 : x
  2. Step 2: Convert to fraction form
    52,789.17/72,849.06 = 28,916.23/x
  3. Step 3: Cross multiply
    52,789.17x = 72,849.06 × 28,916.23
  4. Step 4: Simplify right side
    52,789.17x = 2,106,520,174.24
  5. Step 5: Solve for x
    x = 2,106,520,174.24/52,789.17
  6. Step 6: Final answer
    x = 39,904.40

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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.