Home / 126,830.94-175,024.50-70,241.10

Finding the Fourth Proportional to 126,830.94, 175,024.50 and 70,241.10

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Solution

The fourth proportional to 126,830.94, 175,024.50 and 70,241.10 is: 96,931.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,830.94 : 175,024.50 = 70,241.10 : x
  2. Step 2: Convert to fraction form
    126,830.94/175,024.50 = 70,241.10/x
  3. Step 3: Cross multiply
    126,830.94x = 175,024.50 × 70,241.10
  4. Step 4: Simplify right side
    126,830.94x = 12,293,913,406.95
  5. Step 5: Solve for x
    x = 12,293,913,406.95/126,830.94
  6. Step 6: Final answer
    x = 96,931.50

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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.