Home / 228,167.04-314,872.61-126,187.23

Finding the Fourth Proportional to 228,167.04, 314,872.61 and 126,187.23

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Solution

The fourth proportional to 228,167.04, 314,872.61 and 126,187.23 is: 174,139.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,167.04 : 314,872.61 = 126,187.23 : x
  2. Step 2: Convert to fraction form
    228,167.04/314,872.61 = 126,187.23/x
  3. Step 3: Cross multiply
    228,167.04x = 314,872.61 × 126,187.23
  4. Step 4: Simplify right side
    228,167.04x = 39,732,901,827.83
  5. Step 5: Solve for x
    x = 39,732,901,827.83/228,167.04
  6. Step 6: Final answer
    x = 174,139.53

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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.