Home / 124,624.99-186,937.89-31,130.74

Finding the Fourth Proportional to 124,624.99, 186,937.89 and 31,130.74

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Solution

The fourth proportional to 124,624.99, 186,937.89 and 31,130.74 is: 46,696.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,624.99 : 186,937.89 = 31,130.74 : x
  2. Step 2: Convert to fraction form
    124,624.99/186,937.89 = 31,130.74/x
  3. Step 3: Cross multiply
    124,624.99x = 186,937.89 × 31,130.74
  4. Step 4: Simplify right side
    124,624.99x = 5,819,514,849.74
  5. Step 5: Solve for x
    x = 5,819,514,849.74/124,624.99
  6. Step 6: Final answer
    x = 46,696.21

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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.