Home / 228,034.90-314,686.05-126,066.70

Finding the Fourth Proportional to 228,034.90, 314,686.05 and 126,066.70

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Solution

The fourth proportional to 228,034.90, 314,686.05 and 126,066.70 is: 173,970.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,034.90 : 314,686.05 = 126,066.70 : x
  2. Step 2: Convert to fraction form
    228,034.90/314,686.05 = 126,066.70/x
  3. Step 3: Cross multiply
    228,034.90x = 314,686.05 × 126,066.70
  4. Step 4: Simplify right side
    228,034.90x = 39,671,431,859.54
  5. Step 5: Solve for x
    x = 39,671,431,859.54/228,034.90
  6. Step 6: Final answer
    x = 173,970.88

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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.