Home / 124,217.40-186,326.10-113,136.60

Finding the Fourth Proportional to 124,217.40, 186,326.10 and 113,136.60

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Solution

The fourth proportional to 124,217.40, 186,326.10 and 113,136.60 is: 169,704.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,217.40 : 186,326.10 = 113,136.60 : x
  2. Step 2: Convert to fraction form
    124,217.40/186,326.10 = 113,136.60/x
  3. Step 3: Cross multiply
    124,217.40x = 186,326.10 × 113,136.60
  4. Step 4: Simplify right side
    124,217.40x = 21,080,301,445.26
  5. Step 5: Solve for x
    x = 21,080,301,445.26/124,217.40
  6. Step 6: Final answer
    x = 169,704.90

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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.