Home / 58,186.91-87,117.74-31,437.07

Finding the Fourth Proportional to 58,186.91, 87,117.74 and 31,437.07

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Solution

The fourth proportional to 58,186.91, 87,117.74 and 31,437.07 is: 47,067.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,186.91 : 87,117.74 = 31,437.07 : x
  2. Step 2: Convert to fraction form
    58,186.91/87,117.74 = 31,437.07/x
  3. Step 3: Cross multiply
    58,186.91x = 87,117.74 × 31,437.07
  4. Step 4: Simplify right side
    58,186.91x = 2,738,726,490.62
  5. Step 5: Solve for x
    x = 2,738,726,490.62/58,186.91
  6. Step 6: Final answer
    x = 47,067.74

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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.