Home / 124,157.35-171,325.27-69,697.05

Finding the Fourth Proportional to 124,157.35, 171,325.27 and 69,697.05

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Solution

The fourth proportional to 124,157.35, 171,325.27 and 69,697.05 is: 96,175.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,157.35 : 171,325.27 = 69,697.05 : x
  2. Step 2: Convert to fraction form
    124,157.35/171,325.27 = 69,697.05/x
  3. Step 3: Cross multiply
    124,157.35x = 171,325.27 × 69,697.05
  4. Step 4: Simplify right side
    124,157.35x = 11,940,865,909.45
  5. Step 5: Solve for x
    x = 11,940,865,909.45/124,157.35
  6. Step 6: Final answer
    x = 96,175.26

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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.