Home / 126,857.06-175,068.52-70,268.44

Finding the Fourth Proportional to 126,857.06, 175,068.52 and 70,268.44

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Solution

The fourth proportional to 126,857.06, 175,068.52 and 70,268.44 is: 96,973.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,857.06 : 175,068.52 = 70,268.44 : x
  2. Step 2: Convert to fraction form
    126,857.06/175,068.52 = 70,268.44/x
  3. Step 3: Cross multiply
    126,857.06x = 175,068.52 × 70,268.44
  4. Step 4: Simplify right side
    126,857.06x = 12,301,791,793.51
  5. Step 5: Solve for x
    x = 12,301,791,793.51/126,857.06
  6. Step 6: Final answer
    x = 96,973.65

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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.