Home / 83,301.05-114,945.55-47,000.36

Finding the Fourth Proportional to 83,301.05, 114,945.55 and 47,000.36

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Solution

The fourth proportional to 83,301.05, 114,945.55 and 47,000.36 is: 64,854.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,301.05 : 114,945.55 = 47,000.36 : x
  2. Step 2: Convert to fraction form
    83,301.05/114,945.55 = 47,000.36/x
  3. Step 3: Cross multiply
    83,301.05x = 114,945.55 × 47,000.36
  4. Step 4: Simplify right side
    83,301.05x = 5,402,482,400.26
  5. Step 5: Solve for x
    x = 5,402,482,400.26/83,301.05
  6. Step 6: Final answer
    x = 64,854.91

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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.