Home / 127,032.80-175,306.32-70,444.96

Finding the Fourth Proportional to 127,032.80, 175,306.32 and 70,444.96

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Solution

The fourth proportional to 127,032.80, 175,306.32 and 70,444.96 is: 97,214.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,032.80 : 175,306.32 = 70,444.96 : x
  2. Step 2: Convert to fraction form
    127,032.80/175,306.32 = 70,444.96/x
  3. Step 3: Cross multiply
    127,032.80x = 175,306.32 × 70,444.96
  4. Step 4: Simplify right side
    127,032.80x = 12,349,446,700.15
  5. Step 5: Solve for x
    x = 12,349,446,700.15/127,032.80
  6. Step 6: Final answer
    x = 97,214.63

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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.