Home / 127,077.84-175,388.46-70,507.44

Finding the Fourth Proportional to 127,077.84, 175,388.46 and 70,507.44

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Solution

The fourth proportional to 127,077.84, 175,388.46 and 70,507.44 is: 97,311.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,077.84 : 175,388.46 = 70,507.44 : x
  2. Step 2: Convert to fraction form
    127,077.84/175,388.46 = 70,507.44/x
  3. Step 3: Cross multiply
    127,077.84x = 175,388.46 × 70,507.44
  4. Step 4: Simplify right side
    127,077.84x = 12,366,191,320.14
  5. Step 5: Solve for x
    x = 12,366,191,320.14/127,077.84
  6. Step 6: Final answer
    x = 97,311.94

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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.