Home / 58,479.36-88,042.56-40,131.84

Finding the Fourth Proportional to 58,479.36, 88,042.56 and 40,131.84

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Solution

The fourth proportional to 58,479.36, 88,042.56 and 40,131.84 is: 60,419.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,479.36 : 88,042.56 = 40,131.84 : x
  2. Step 2: Convert to fraction form
    58,479.36/88,042.56 = 40,131.84/x
  3. Step 3: Cross multiply
    58,479.36x = 88,042.56 × 40,131.84
  4. Step 4: Simplify right side
    58,479.36x = 3,533,309,931.11
  5. Step 5: Solve for x
    x = 3,533,309,931.11/58,479.36
  6. Step 6: Final answer
    x = 60,419.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.