Home / 127,362.04-175,756.12-70,771.96

Finding the Fourth Proportional to 127,362.04, 175,756.12 and 70,771.96

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Solution

The fourth proportional to 127,362.04, 175,756.12 and 70,771.96 is: 97,663.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,362.04 : 175,756.12 = 70,771.96 : x
  2. Step 2: Convert to fraction form
    127,362.04/175,756.12 = 70,771.96/x
  3. Step 3: Cross multiply
    127,362.04x = 175,756.12 × 70,771.96
  4. Step 4: Simplify right side
    127,362.04x = 12,438,605,094.40
  5. Step 5: Solve for x
    x = 12,438,605,094.40/127,362.04
  6. Step 6: Final answer
    x = 97,663.36

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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.