Home / 65,154.71-89,923.17-41,283.62

Finding the Fourth Proportional to 65,154.71, 89,923.17 and 41,283.62

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Solution

The fourth proportional to 65,154.71, 89,923.17 and 41,283.62 is: 56,977.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,154.71 : 89,923.17 = 41,283.62 : x
  2. Step 2: Convert to fraction form
    65,154.71/89,923.17 = 41,283.62/x
  3. Step 3: Cross multiply
    65,154.71x = 89,923.17 × 41,283.62
  4. Step 4: Simplify right side
    65,154.71x = 3,712,353,979.48
  5. Step 5: Solve for x
    x = 3,712,353,979.48/65,154.71
  6. Step 6: Final answer
    x = 56,977.52

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1.5x scale

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.