Home / 83,614.16-115,386.76-45,887.44

Finding the Fourth Proportional to 83,614.16, 115,386.76 and 45,887.44

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Solution

The fourth proportional to 83,614.16, 115,386.76 and 45,887.44 is: 63,324.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,614.16 : 115,386.76 = 45,887.44 : x
  2. Step 2: Convert to fraction form
    83,614.16/115,386.76 = 45,887.44/x
  3. Step 3: Cross multiply
    83,614.16x = 115,386.76 × 45,887.44
  4. Step 4: Simplify right side
    83,614.16x = 5,294,803,026.29
  5. Step 5: Solve for x
    x = 5,294,803,026.29/83,614.16
  6. Step 6: Final answer
    x = 63,324.24

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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.