Home / 126,842.04-175,041.63-70,253.40

Finding the Fourth Proportional to 126,842.04, 175,041.63 and 70,253.40

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Solution

The fourth proportional to 126,842.04, 175,041.63 and 70,253.40 is: 96,949.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,842.04 : 175,041.63 = 70,253.40 : x
  2. Step 2: Convert to fraction form
    126,842.04/175,041.63 = 70,253.40/x
  3. Step 3: Cross multiply
    126,842.04x = 175,041.63 × 70,253.40
  4. Step 4: Simplify right side
    126,842.04x = 12,297,269,649.04
  5. Step 5: Solve for x
    x = 12,297,269,649.04/126,842.04
  6. Step 6: Final answer
    x = 96,949.48

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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.