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Finding the Fourth Proportional to 63,124.40, 94,686.60 and 60,208.40

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Solution

The fourth proportional to 63,124.40, 94,686.60 and 60,208.40 is: 90,312.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,124.40 : 94,686.60 = 60,208.40 : x
  2. Step 2: Convert to fraction form
    63,124.40/94,686.60 = 60,208.40/x
  3. Step 3: Cross multiply
    63,124.40x = 94,686.60 × 60,208.40
  4. Step 4: Simplify right side
    63,124.40x = 5,700,928,687.44
  5. Step 5: Solve for x
    x = 5,700,928,687.44/63,124.40
  6. Step 6: Final answer
    x = 90,312.60

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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.