Home / 126,995.04-175,263.48-70,405.20

Finding the Fourth Proportional to 126,995.04, 175,263.48 and 70,405.20

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Solution

The fourth proportional to 126,995.04, 175,263.48 and 70,405.20 is: 97,164.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,995.04 : 175,263.48 = 70,405.20 : x
  2. Step 2: Convert to fraction form
    126,995.04/175,263.48 = 70,405.20/x
  3. Step 3: Cross multiply
    126,995.04x = 175,263.48 × 70,405.20
  4. Step 4: Simplify right side
    126,995.04x = 12,339,460,362.10
  5. Step 5: Solve for x
    x = 12,339,460,362.10/126,995.04
  6. Step 6: Final answer
    x = 97,164.90

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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.