Home / 124,199.12-171,390.13-70,480.94

Finding the Fourth Proportional to 124,199.12, 171,390.13 and 70,480.94

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Solution

The fourth proportional to 124,199.12, 171,390.13 and 70,480.94 is: 97,261.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,199.12 : 171,390.13 = 70,480.94 : x
  2. Step 2: Convert to fraction form
    124,199.12/171,390.13 = 70,480.94/x
  3. Step 3: Cross multiply
    124,199.12x = 171,390.13 × 70,480.94
  4. Step 4: Simplify right side
    124,199.12x = 12,079,736,435.97
  5. Step 5: Solve for x
    x = 12,079,736,435.97/124,199.12
  6. Step 6: Final answer
    x = 97,261.04

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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.