Home / 124,663.41-186,995.11-31,169.16

Finding the Fourth Proportional to 124,663.41, 186,995.11 and 31,169.16

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Solution

The fourth proportional to 124,663.41, 186,995.11 and 31,169.16 is: 46,753.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,663.41 : 186,995.11 = 31,169.16 : x
  2. Step 2: Convert to fraction form
    124,663.41/186,995.11 = 31,169.16/x
  3. Step 3: Cross multiply
    124,663.41x = 186,995.11 × 31,169.16
  4. Step 4: Simplify right side
    124,663.41x = 5,828,480,502.81
  5. Step 5: Solve for x
    x = 5,828,480,502.81/124,663.41
  6. Step 6: Final answer
    x = 46,753.74

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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.