Home / 47,439.36-71,150.40-19,352.16

Finding the Fourth Proportional to 47,439.36, 71,150.40 and 19,352.16

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Solution

The fourth proportional to 47,439.36, 71,150.40 and 19,352.16 is: 29,024.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,439.36 : 71,150.40 = 19,352.16 : x
  2. Step 2: Convert to fraction form
    47,439.36/71,150.40 = 19,352.16/x
  3. Step 3: Cross multiply
    47,439.36x = 71,150.40 × 19,352.16
  4. Step 4: Simplify right side
    47,439.36x = 1,376,913,924.86
  5. Step 5: Solve for x
    x = 1,376,913,924.86/47,439.36
  6. Step 6: Final answer
    x = 29,024.72

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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.