Home / 83,360.36-115,036.50-45,634.52

Finding the Fourth Proportional to 83,360.36, 115,036.50 and 45,634.52

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Solution

The fourth proportional to 83,360.36, 115,036.50 and 45,634.52 is: 62,975.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,360.36 : 115,036.50 = 45,634.52 : x
  2. Step 2: Convert to fraction form
    83,360.36/115,036.50 = 45,634.52/x
  3. Step 3: Cross multiply
    83,360.36x = 115,036.50 × 45,634.52
  4. Step 4: Simplify right side
    83,360.36x = 5,249,635,459.98
  5. Step 5: Solve for x
    x = 5,249,635,459.98/83,360.36
  6. Step 6: Final answer
    x = 62,975.20

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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.