Home / 82,113.39-113,316.51-44,387.64

Finding the Fourth Proportional to 82,113.39, 113,316.51 and 44,387.64

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Solution

The fourth proportional to 82,113.39, 113,316.51 and 44,387.64 is: 61,254.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,113.39 : 113,316.51 = 44,387.64 : x
  2. Step 2: Convert to fraction form
    82,113.39/113,316.51 = 44,387.64/x
  3. Step 3: Cross multiply
    82,113.39x = 113,316.51 × 44,387.64
  4. Step 4: Simplify right side
    82,113.39x = 5,029,852,451.94
  5. Step 5: Solve for x
    x = 5,029,852,451.94/82,113.39
  6. Step 6: Final answer
    x = 61,254.96

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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.