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Finding the Fourth Proportional to 60,566.60, 90,849.90 and 43,848.20

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Solution

The fourth proportional to 60,566.60, 90,849.90 and 43,848.20 is: 65,772.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,566.60 : 90,849.90 = 43,848.20 : x
  2. Step 2: Convert to fraction form
    60,566.60/90,849.90 = 43,848.20/x
  3. Step 3: Cross multiply
    60,566.60x = 90,849.90 × 43,848.20
  4. Step 4: Simplify right side
    60,566.60x = 3,983,604,585.18
  5. Step 5: Solve for x
    x = 3,983,604,585.18/60,566.60
  6. Step 6: Final answer
    x = 65,772.30

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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.