Home / 124,455.30-171,758.52-70,757.16

Finding the Fourth Proportional to 124,455.30, 171,758.52 and 70,757.16

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Solution

The fourth proportional to 124,455.30, 171,758.52 and 70,757.16 is: 97,650.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,455.30 : 171,758.52 = 70,757.16 : x
  2. Step 2: Convert to fraction form
    124,455.30/171,758.52 = 70,757.16/x
  3. Step 3: Cross multiply
    124,455.30x = 171,758.52 × 70,757.16
  4. Step 4: Simplify right side
    124,455.30x = 12,153,145,081.00
  5. Step 5: Solve for x
    x = 12,153,145,081.00/124,455.30
  6. Step 6: Final answer
    x = 97,650.68

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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.