Home / 82,160.11-113,381.03-44,434.36

Finding the Fourth Proportional to 82,160.11, 113,381.03 and 44,434.36

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Solution

The fourth proportional to 82,160.11, 113,381.03 and 44,434.36 is: 61,319.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,160.11 : 113,381.03 = 44,434.36 : x
  2. Step 2: Convert to fraction form
    82,160.11/113,381.03 = 44,434.36/x
  3. Step 3: Cross multiply
    82,160.11x = 113,381.03 × 44,434.36
  4. Step 4: Simplify right side
    82,160.11x = 5,038,013,282.02
  5. Step 5: Solve for x
    x = 5,038,013,282.02/82,160.11
  6. Step 6: Final answer
    x = 61,319.46

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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.