Home / 123,966.48-171,073.06-70,261.65

Finding the Fourth Proportional to 123,966.48, 171,073.06 and 70,261.65

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Solution

The fourth proportional to 123,966.48, 171,073.06 and 70,261.65 is: 96,960.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,966.48 : 171,073.06 = 70,261.65 : x
  2. Step 2: Convert to fraction form
    123,966.48/171,073.06 = 70,261.65/x
  3. Step 3: Cross multiply
    123,966.48x = 171,073.06 × 70,261.65
  4. Step 4: Simplify right side
    123,966.48x = 12,019,875,466.15
  5. Step 5: Solve for x
    x = 12,019,875,466.15/123,966.48
  6. Step 6: Final answer
    x = 96,960.69

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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.