Home / 126,885.02-175,093.74-70,292.30

Finding the Fourth Proportional to 126,885.02, 175,093.74 and 70,292.30

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Solution

The fourth proportional to 126,885.02, 175,093.74 and 70,292.30 is: 96,999.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,885.02 : 175,093.74 = 70,292.30 : x
  2. Step 2: Convert to fraction form
    126,885.02/175,093.74 = 70,292.30/x
  3. Step 3: Cross multiply
    126,885.02x = 175,093.74 × 70,292.30
  4. Step 4: Simplify right side
    126,885.02x = 12,307,741,700.20
  5. Step 5: Solve for x
    x = 12,307,741,700.20/126,885.02
  6. Step 6: Final answer
    x = 96,999.17

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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.