Home / 73,177.50-100,946.07-49,263.42

Finding the Fourth Proportional to 73,177.50, 100,946.07 and 49,263.42

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Solution

The fourth proportional to 73,177.50, 100,946.07 and 49,263.42 is: 67,957.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,177.50 : 100,946.07 = 49,263.42 : x
  2. Step 2: Convert to fraction form
    73,177.50/100,946.07 = 49,263.42/x
  3. Step 3: Cross multiply
    73,177.50x = 100,946.07 × 49,263.42
  4. Step 4: Simplify right side
    73,177.50x = 4,972,948,643.76
  5. Step 5: Solve for x
    x = 4,972,948,643.76/73,177.50
  6. Step 6: Final answer
    x = 67,957.35

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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.