Home / 127,367.04-175,763.02-70,776.96

Finding the Fourth Proportional to 127,367.04, 175,763.02 and 70,776.96

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Solution

The fourth proportional to 127,367.04, 175,763.02 and 70,776.96 is: 97,670.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,367.04 : 175,763.02 = 70,776.96 : x
  2. Step 2: Convert to fraction form
    127,367.04/175,763.02 = 70,776.96/x
  3. Step 3: Cross multiply
    127,367.04x = 175,763.02 × 70,776.96
  4. Step 4: Simplify right side
    127,367.04x = 12,439,972,236.02
  5. Step 5: Solve for x
    x = 12,439,972,236.02/127,367.04
  6. Step 6: Final answer
    x = 97,670.26

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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.