Home / 83,592.48-115,362.72-55,248.96

Finding the Fourth Proportional to 83,592.48, 115,362.72 and 55,248.96

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Solution

The fourth proportional to 83,592.48, 115,362.72 and 55,248.96 is: 76,246.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,592.48 : 115,362.72 = 55,248.96 : x
  2. Step 2: Convert to fraction form
    83,592.48/115,362.72 = 55,248.96/x
  3. Step 3: Cross multiply
    83,592.48x = 115,362.72 × 55,248.96
  4. Step 4: Simplify right side
    83,592.48x = 6,373,670,302.77
  5. Step 5: Solve for x
    x = 6,373,670,302.77/83,592.48
  6. Step 6: Final answer
    x = 76,246.93

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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.