Home / 126,306.24-174,302.64-69,717.64

Finding the Fourth Proportional to 126,306.24, 174,302.64 and 69,717.64

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Solution

The fourth proportional to 126,306.24, 174,302.64 and 69,717.64 is: 96,210.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,306.24 : 174,302.64 = 69,717.64 : x
  2. Step 2: Convert to fraction form
    126,306.24/174,302.64 = 69,717.64/x
  3. Step 3: Cross multiply
    126,306.24x = 174,302.64 × 69,717.64
  4. Step 4: Simplify right side
    126,306.24x = 12,151,968,706.57
  5. Step 5: Solve for x
    x = 12,151,968,706.57/126,306.24
  6. Step 6: Final answer
    x = 96,210.36

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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.