Home / 124,374.06-171,640.84-70,668.18

Finding the Fourth Proportional to 124,374.06, 171,640.84 and 70,668.18

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Solution

The fourth proportional to 124,374.06, 171,640.84 and 70,668.18 is: 97,524.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,374.06 : 171,640.84 = 70,668.18 : x
  2. Step 2: Convert to fraction form
    124,374.06/171,640.84 = 70,668.18/x
  3. Step 3: Cross multiply
    124,374.06x = 171,640.84 × 70,668.18
  4. Step 4: Simplify right side
    124,374.06x = 12,129,545,776.47
  5. Step 5: Solve for x
    x = 12,129,545,776.47/124,374.06
  6. Step 6: Final answer
    x = 97,524.72

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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.