Home / 107,925.20-148,929.78-60,175.70

Finding the Fourth Proportional to 107,925.20, 148,929.78 and 60,175.70

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Solution

The fourth proportional to 107,925.20, 148,929.78 and 60,175.70 is: 83,038.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,925.20 : 148,929.78 = 60,175.70 : x
  2. Step 2: Convert to fraction form
    107,925.20/148,929.78 = 60,175.70/x
  3. Step 3: Cross multiply
    107,925.20x = 148,929.78 × 60,175.70
  4. Step 4: Simplify right side
    107,925.20x = 8,961,953,762.35
  5. Step 5: Solve for x
    x = 8,961,953,762.35/107,925.20
  6. Step 6: Final answer
    x = 83,038.57

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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.