Home / 124,390.49-186,532.42-57,823.67

Finding the Fourth Proportional to 124,390.49, 186,532.42 and 57,823.67

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Solution

The fourth proportional to 124,390.49, 186,532.42 and 57,823.67 is: 86,710.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,390.49 : 186,532.42 = 57,823.67 : x
  2. Step 2: Convert to fraction form
    124,390.49/186,532.42 = 57,823.67/x
  3. Step 3: Cross multiply
    124,390.49x = 186,532.42 × 57,823.67
  4. Step 4: Simplify right side
    124,390.49x = 10,785,989,528.57
  5. Step 5: Solve for x
    x = 10,785,989,528.57/124,390.49
  6. Step 6: Final answer
    x = 86,710.73

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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.