Home / 83,218.32-114,841.13-45,492.57

Finding the Fourth Proportional to 83,218.32, 114,841.13 and 45,492.57

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Solution

The fourth proportional to 83,218.32, 114,841.13 and 45,492.57 is: 62,779.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,218.32 : 114,841.13 = 45,492.57 : x
  2. Step 2: Convert to fraction form
    83,218.32/114,841.13 = 45,492.57/x
  3. Step 3: Cross multiply
    83,218.32x = 114,841.13 × 45,492.57
  4. Step 4: Simplify right side
    83,218.32x = 5,224,417,917.94
  5. Step 5: Solve for x
    x = 5,224,417,917.94/83,218.32
  6. Step 6: Final answer
    x = 62,779.66

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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.