Home / 127,042.94-175,332.03-70,464.98

Finding the Fourth Proportional to 127,042.94, 175,332.03 and 70,464.98

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Solution

The fourth proportional to 127,042.94, 175,332.03 and 70,464.98 is: 97,248.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,042.94 : 175,332.03 = 70,464.98 : x
  2. Step 2: Convert to fraction form
    127,042.94/175,332.03 = 70,464.98/x
  3. Step 3: Cross multiply
    127,042.94x = 175,332.03 × 70,464.98
  4. Step 4: Simplify right side
    127,042.94x = 12,354,767,987.31
  5. Step 5: Solve for x
    x = 12,354,767,987.31/127,042.94
  6. Step 6: Final answer
    x = 97,248.76

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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.