Home / 127,528.96-175,987.44-70,165.92

Finding the Fourth Proportional to 127,528.96, 175,987.44 and 70,165.92

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Solution

The fourth proportional to 127,528.96, 175,987.44 and 70,165.92 is: 96,827.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,528.96 : 175,987.44 = 70,165.92 : x
  2. Step 2: Convert to fraction form
    127,528.96/175,987.44 = 70,165.92/x
  3. Step 3: Cross multiply
    127,528.96x = 175,987.44 × 70,165.92
  4. Step 4: Simplify right side
    127,528.96x = 12,348,320,636.04
  5. Step 5: Solve for x
    x = 12,348,320,636.04/127,528.96
  6. Step 6: Final answer
    x = 96,827.58

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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.