Home / 60,746.20-91,079.70-54,525.40

Finding the Fourth Proportional to 60,746.20, 91,079.70 and 54,525.40

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Solution

The fourth proportional to 60,746.20, 91,079.70 and 54,525.40 is: 81,752.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,746.20 : 91,079.70 = 54,525.40 : x
  2. Step 2: Convert to fraction form
    60,746.20/91,079.70 = 54,525.40/x
  3. Step 3: Cross multiply
    60,746.20x = 91,079.70 × 54,525.40
  4. Step 4: Simplify right side
    60,746.20x = 4,966,157,074.38
  5. Step 5: Solve for x
    x = 4,966,157,074.38/60,746.20
  6. Step 6: Final answer
    x = 81,752.56

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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.