Home / 115,389.40-173,132.70-62,836.60

Finding the Fourth Proportional to 115,389.40, 173,132.70 and 62,836.60

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Solution

The fourth proportional to 115,389.40, 173,132.70 and 62,836.60 is: 94,281.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,389.40 : 173,132.70 = 62,836.60 : x
  2. Step 2: Convert to fraction form
    115,389.40/173,132.70 = 62,836.60/x
  3. Step 3: Cross multiply
    115,389.40x = 173,132.70 × 62,836.60
  4. Step 4: Simplify right side
    115,389.40x = 10,879,070,216.82
  5. Step 5: Solve for x
    x = 10,879,070,216.82/115,389.40
  6. Step 6: Final answer
    x = 94,281.37

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1.5x scale

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.