Home / 124,815.40-187,223.10-93,711.40

Finding the Fourth Proportional to 124,815.40, 187,223.10 and 93,711.40

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Solution

The fourth proportional to 124,815.40, 187,223.10 and 93,711.40 is: 140,567.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,815.40 : 187,223.10 = 93,711.40 : x
  2. Step 2: Convert to fraction form
    124,815.40/187,223.10 = 93,711.40/x
  3. Step 3: Cross multiply
    124,815.40x = 187,223.10 × 93,711.40
  4. Step 4: Simplify right side
    124,815.40x = 17,544,938,813.34
  5. Step 5: Solve for x
    x = 17,544,938,813.34/124,815.40
  6. Step 6: Final answer
    x = 140,567.10

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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.