Home / 83,004.36-114,545.88-45,278.61

Finding the Fourth Proportional to 83,004.36, 114,545.88 and 45,278.61

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Solution

The fourth proportional to 83,004.36, 114,545.88 and 45,278.61 is: 62,484.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,004.36 : 114,545.88 = 45,278.61 : x
  2. Step 2: Convert to fraction form
    83,004.36/114,545.88 = 45,278.61/x
  3. Step 3: Cross multiply
    83,004.36x = 114,545.88 × 45,278.61
  4. Step 4: Simplify right side
    83,004.36x = 5,186,477,428.50
  5. Step 5: Solve for x
    x = 5,186,477,428.50/83,004.36
  6. Step 6: Final answer
    x = 62,484.40

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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.