Home / 124,109.52-171,267.48-70,399.44

Finding the Fourth Proportional to 124,109.52, 171,267.48 and 70,399.44

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Solution

The fourth proportional to 124,109.52, 171,267.48 and 70,399.44 is: 97,149.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,109.52 : 171,267.48 = 70,399.44 : x
  2. Step 2: Convert to fraction form
    124,109.52/171,267.48 = 70,399.44/x
  3. Step 3: Cross multiply
    124,109.52x = 171,267.48 × 70,399.44
  4. Step 4: Simplify right side
    124,109.52x = 12,057,134,682.21
  5. Step 5: Solve for x
    x = 12,057,134,682.21/124,109.52
  6. Step 6: Final answer
    x = 97,149.15

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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.