Home / 228,090.52-314,759.35-126,113.39

Finding the Fourth Proportional to 228,090.52, 314,759.35 and 126,113.39

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Solution

The fourth proportional to 228,090.52, 314,759.35 and 126,113.39 is: 174,033.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,090.52 : 314,759.35 = 126,113.39 : x
  2. Step 2: Convert to fraction form
    228,090.52/314,759.35 = 126,113.39/x
  3. Step 3: Cross multiply
    228,090.52x = 314,759.35 × 126,113.39
  4. Step 4: Simplify right side
    228,090.52x = 39,695,368,032.13
  5. Step 5: Solve for x
    x = 39,695,368,032.13/228,090.52
  6. Step 6: Final answer
    x = 174,033.40

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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.