Home / 124,130.61-186,050.07-57,429.81

Finding the Fourth Proportional to 124,130.61, 186,050.07 and 57,429.81

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Solution

The fourth proportional to 124,130.61, 186,050.07 and 57,429.81 is: 86,077.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,130.61 : 186,050.07 = 57,429.81 : x
  2. Step 2: Convert to fraction form
    124,130.61/186,050.07 = 57,429.81/x
  3. Step 3: Cross multiply
    124,130.61x = 186,050.07 × 57,429.81
  4. Step 4: Simplify right side
    124,130.61x = 10,684,820,170.59
  5. Step 5: Solve for x
    x = 10,684,820,170.59/124,130.61
  6. Step 6: Final answer
    x = 86,077.24

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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.