Home / 47,555.25-71,332.71-14,275.18

Finding the Fourth Proportional to 47,555.25, 71,332.71 and 14,275.18

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Solution

The fourth proportional to 47,555.25, 71,332.71 and 14,275.18 is: 21,412.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,555.25 : 71,332.71 = 14,275.18 : x
  2. Step 2: Convert to fraction form
    47,555.25/71,332.71 = 14,275.18/x
  3. Step 3: Cross multiply
    47,555.25x = 71,332.71 × 14,275.18
  4. Step 4: Simplify right side
    47,555.25x = 1,018,287,275.14
  5. Step 5: Solve for x
    x = 1,018,287,275.14/47,555.25
  6. Step 6: Final answer
    x = 21,412.72

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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.