Home / 64,108.16-96,154.14-19,734.74

Finding the Fourth Proportional to 64,108.16, 96,154.14 and 19,734.74

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Solution

The fourth proportional to 64,108.16, 96,154.14 and 19,734.74 is: 29,599.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,108.16 : 96,154.14 = 19,734.74 : x
  2. Step 2: Convert to fraction form
    64,108.16/96,154.14 = 19,734.74/x
  3. Step 3: Cross multiply
    64,108.16x = 96,154.14 × 19,734.74
  4. Step 4: Simplify right side
    64,108.16x = 1,897,576,952.82
  5. Step 5: Solve for x
    x = 1,897,576,952.82/64,108.16
  6. Step 6: Final answer
    x = 29,599.62

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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.