Home / 54,876.04-75,730.42-31,002.24

Finding the Fourth Proportional to 54,876.04, 75,730.42 and 31,002.24

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Solution

The fourth proportional to 54,876.04, 75,730.42 and 31,002.24 is: 42,783.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,876.04 : 75,730.42 = 31,002.24 : x
  2. Step 2: Convert to fraction form
    54,876.04/75,730.42 = 31,002.24/x
  3. Step 3: Cross multiply
    54,876.04x = 75,730.42 × 31,002.24
  4. Step 4: Simplify right side
    54,876.04x = 2,347,812,656.14
  5. Step 5: Solve for x
    x = 2,347,812,656.14/54,876.04
  6. Step 6: Final answer
    x = 42,783.93

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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.