Home / 64,000.18-96,001.67-19,625.95

Finding the Fourth Proportional to 64,000.18, 96,001.67 and 19,625.95

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Solution

The fourth proportional to 64,000.18, 96,001.67 and 19,625.95 is: 29,439.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,000.18 : 96,001.67 = 19,625.95 : x
  2. Step 2: Convert to fraction form
    64,000.18/96,001.67 = 19,625.95/x
  3. Step 3: Cross multiply
    64,000.18x = 96,001.67 × 19,625.95
  4. Step 4: Simplify right side
    64,000.18x = 1,884,123,975.34
  5. Step 5: Solve for x
    x = 1,884,123,975.34/64,000.18
  6. Step 6: Final answer
    x = 29,439.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.