Home / 127,653.33-176,160.12-70,291.46

Finding the Fourth Proportional to 127,653.33, 176,160.12 and 70,291.46

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Solution

The fourth proportional to 127,653.33, 176,160.12 and 70,291.46 is: 97,001.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,653.33 : 176,160.12 = 70,291.46 : x
  2. Step 2: Convert to fraction form
    127,653.33/176,160.12 = 70,291.46/x
  3. Step 3: Cross multiply
    127,653.33x = 176,160.12 × 70,291.46
  4. Step 4: Simplify right side
    127,653.33x = 12,382,552,205.38
  5. Step 5: Solve for x
    x = 12,382,552,205.38/127,653.33
  6. Step 6: Final answer
    x = 97,001.40

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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.