Home / 127,427.23-175,854.11-70,070.94

Finding the Fourth Proportional to 127,427.23, 175,854.11 and 70,070.94

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Solution

The fourth proportional to 127,427.23, 175,854.11 and 70,070.94 is: 96,700.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,427.23 : 175,854.11 = 70,070.94 : x
  2. Step 2: Convert to fraction form
    127,427.23/175,854.11 = 70,070.94/x
  3. Step 3: Cross multiply
    127,427.23x = 175,854.11 × 70,070.94
  4. Step 4: Simplify right side
    127,427.23x = 12,322,262,790.56
  5. Step 5: Solve for x
    x = 12,322,262,790.56/127,427.23
  6. Step 6: Final answer
    x = 96,700.39

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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.