Home / 126,801.40-174,966.30-73,088.92

Finding the Fourth Proportional to 126,801.40, 174,966.30 and 73,088.92

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Solution

The fourth proportional to 126,801.40, 174,966.30 and 73,088.92 is: 100,851.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,801.40 : 174,966.30 = 73,088.92 : x
  2. Step 2: Convert to fraction form
    126,801.40/174,966.30 = 73,088.92/x
  3. Step 3: Cross multiply
    126,801.40x = 174,966.30 × 73,088.92
  4. Step 4: Simplify right side
    126,801.40x = 12,788,097,903.40
  5. Step 5: Solve for x
    x = 12,788,097,903.40/126,801.40
  6. Step 6: Final answer
    x = 100,851.39

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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.