Home / 60,981.45-91,419.61-23,567.78

Finding the Fourth Proportional to 60,981.45, 91,419.61 and 23,567.78

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Solution

The fourth proportional to 60,981.45, 91,419.61 and 23,567.78 is: 35,331.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,981.45 : 91,419.61 = 23,567.78 : x
  2. Step 2: Convert to fraction form
    60,981.45/91,419.61 = 23,567.78/x
  3. Step 3: Cross multiply
    60,981.45x = 91,419.61 × 23,567.78
  4. Step 4: Simplify right side
    60,981.45x = 2,154,557,256.17
  5. Step 5: Solve for x
    x = 2,154,557,256.17/60,981.45
  6. Step 6: Final answer
    x = 35,331.35

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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.