Home / 82,143.51-113,358.05-44,417.76

Finding the Fourth Proportional to 82,143.51, 113,358.05 and 44,417.76

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Solution

The fourth proportional to 82,143.51, 113,358.05 and 44,417.76 is: 61,296.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,143.51 : 113,358.05 = 44,417.76 : x
  2. Step 2: Convert to fraction form
    82,143.51/113,358.05 = 44,417.76/x
  3. Step 3: Cross multiply
    82,143.51x = 113,358.05 × 44,417.76
  4. Step 4: Simplify right side
    82,143.51x = 5,035,110,178.35
  5. Step 5: Solve for x
    x = 5,035,110,178.35/82,143.51
  6. Step 6: Final answer
    x = 61,296.51

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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.