Home / 127,653.20-176,158.24-70,292.07

Finding the Fourth Proportional to 127,653.20, 176,158.24 and 70,292.07

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Solution

The fourth proportional to 127,653.20, 176,158.24 and 70,292.07 is: 97,001.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,653.20 : 176,158.24 = 70,292.07 : x
  2. Step 2: Convert to fraction form
    127,653.20/176,158.24 = 70,292.07/x
  3. Step 3: Cross multiply
    127,653.20x = 176,158.24 × 70,292.07
  4. Step 4: Simplify right side
    127,653.20x = 12,382,527,337.16
  5. Step 5: Solve for x
    x = 12,382,527,337.16/127,653.20
  6. Step 6: Final answer
    x = 97,001.31

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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.