Home / 124,527.74-186,791.00-57,931.16

Finding the Fourth Proportional to 124,527.74, 186,791.00 and 57,931.16

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Solution

The fourth proportional to 124,527.74, 186,791.00 and 57,931.16 is: 86,896.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,527.74 : 186,791.00 = 57,931.16 : x
  2. Step 2: Convert to fraction form
    124,527.74/186,791.00 = 57,931.16/x
  3. Step 3: Cross multiply
    124,527.74x = 186,791.00 × 57,931.16
  4. Step 4: Simplify right side
    124,527.74x = 10,821,018,083.95
  5. Step 5: Solve for x
    x = 10,821,018,083.95/124,527.74
  6. Step 6: Final answer
    x = 86,896.45

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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.