Home / 58,332.18-87,512.11-18,889.23

Finding the Fourth Proportional to 58,332.18, 87,512.11 and 18,889.23

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Solution

The fourth proportional to 58,332.18, 87,512.11 and 18,889.23 is: 28,338.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,332.18 : 87,512.11 = 18,889.23 : x
  2. Step 2: Convert to fraction form
    58,332.18/87,512.11 = 18,889.23/x
  3. Step 3: Cross multiply
    58,332.18x = 87,512.11 × 18,889.23
  4. Step 4: Simplify right side
    58,332.18x = 1,653,036,279.13
  5. Step 5: Solve for x
    x = 1,653,036,279.13/58,332.18
  6. Step 6: Final answer
    x = 28,338.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.