Home / 124,370.21-171,631.46-70,658.17

Finding the Fourth Proportional to 124,370.21, 171,631.46 and 70,658.17

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Solution

The fourth proportional to 124,370.21, 171,631.46 and 70,658.17 is: 97,508.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,370.21 : 171,631.46 = 70,658.17 : x
  2. Step 2: Convert to fraction form
    124,370.21/171,631.46 = 70,658.17/x
  3. Step 3: Cross multiply
    124,370.21x = 171,631.46 × 70,658.17
  4. Step 4: Simplify right side
    124,370.21x = 12,127,165,193.57
  5. Step 5: Solve for x
    x = 12,127,165,193.57/124,370.21
  6. Step 6: Final answer
    x = 97,508.60

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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.