Home / 82,125.14-113,332.72-44,399.39

Finding the Fourth Proportional to 82,125.14, 113,332.72 and 44,399.39

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Solution

The fourth proportional to 82,125.14, 113,332.72 and 44,399.39 is: 61,271.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,125.14 : 113,332.72 = 44,399.39 : x
  2. Step 2: Convert to fraction form
    82,125.14/113,332.72 = 44,399.39/x
  3. Step 3: Cross multiply
    82,125.14x = 113,332.72 × 44,399.39
  4. Step 4: Simplify right side
    82,125.14x = 5,031,903,678.12
  5. Step 5: Solve for x
    x = 5,031,903,678.12/82,125.14
  6. Step 6: Final answer
    x = 61,271.17

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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.