Home / 108,269.74-149,400.03-60,521.50

Finding the Fourth Proportional to 108,269.74, 149,400.03 and 60,521.50

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Solution

The fourth proportional to 108,269.74, 149,400.03 and 60,521.50 is: 83,512.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,269.74 : 149,400.03 = 60,521.50 : x
  2. Step 2: Convert to fraction form
    108,269.74/149,400.03 = 60,521.50/x
  3. Step 3: Cross multiply
    108,269.74x = 149,400.03 × 60,521.50
  4. Step 4: Simplify right side
    108,269.74x = 9,041,913,915.65
  5. Step 5: Solve for x
    x = 9,041,913,915.65/108,269.74
  6. Step 6: Final answer
    x = 83,512.84

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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.