Home / 153,317.01-211,551.15-140,915.16

Finding the Fourth Proportional to 153,317.01, 211,551.15 and 140,915.16

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Solution

The fourth proportional to 153,317.01, 211,551.15 and 140,915.16 is: 194,438.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,317.01 : 211,551.15 = 140,915.16 : x
  2. Step 2: Convert to fraction form
    153,317.01/211,551.15 = 140,915.16/x
  3. Step 3: Cross multiply
    153,317.01x = 211,551.15 × 140,915.16
  4. Step 4: Simplify right side
    153,317.01x = 29,810,764,150.43
  5. Step 5: Solve for x
    x = 29,810,764,150.43/153,317.01
  6. Step 6: Final answer
    x = 194,438.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.