Home / 48,659.04-67,159.20-27,438.72

Finding the Fourth Proportional to 48,659.04, 67,159.20 and 27,438.72

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Solution

The fourth proportional to 48,659.04, 67,159.20 and 27,438.72 is: 37,870.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,659.04 : 67,159.20 = 27,438.72 : x
  2. Step 2: Convert to fraction form
    48,659.04/67,159.20 = 27,438.72/x
  3. Step 3: Cross multiply
    48,659.04x = 67,159.20 × 27,438.72
  4. Step 4: Simplify right side
    48,659.04x = 1,842,762,484.22
  5. Step 5: Solve for x
    x = 1,842,762,484.22/48,659.04
  6. Step 6: Final answer
    x = 37,870.92

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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.