Home / 60,507.04-90,772.08-18,942.88

Finding the Fourth Proportional to 60,507.04, 90,772.08 and 18,942.88

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Solution

The fourth proportional to 60,507.04, 90,772.08 and 18,942.88 is: 28,417.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,507.04 : 90,772.08 = 18,942.88 : x
  2. Step 2: Convert to fraction form
    60,507.04/90,772.08 = 18,942.88/x
  3. Step 3: Cross multiply
    60,507.04x = 90,772.08 × 18,942.88
  4. Step 4: Simplify right side
    60,507.04x = 1,719,484,618.79
  5. Step 5: Solve for x
    x = 1,719,484,618.79/60,507.04
  6. Step 6: Final answer
    x = 28,417.93

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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.