Home / 124,199.36-171,398.44-67,613.12

Finding the Fourth Proportional to 124,199.36, 171,398.44 and 67,613.12

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Solution

The fourth proportional to 124,199.36, 171,398.44 and 67,613.12 is: 93,307.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,199.36 : 171,398.44 = 67,613.12 : x
  2. Step 2: Convert to fraction form
    124,199.36/171,398.44 = 67,613.12/x
  3. Step 3: Cross multiply
    124,199.36x = 171,398.44 × 67,613.12
  4. Step 4: Simplify right side
    124,199.36x = 11,588,783,291.53
  5. Step 5: Solve for x
    x = 11,588,783,291.53/124,199.36
  6. Step 6: Final answer
    x = 93,307.91

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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.