Home / 105,416.16-158,160.96-63,320.16

Finding the Fourth Proportional to 105,416.16, 158,160.96 and 63,320.16

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Solution

The fourth proportional to 105,416.16, 158,160.96 and 63,320.16 is: 95,002.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,416.16 : 158,160.96 = 63,320.16 : x
  2. Step 2: Convert to fraction form
    105,416.16/158,160.96 = 63,320.16/x
  3. Step 3: Cross multiply
    105,416.16x = 158,160.96 × 63,320.16
  4. Step 4: Simplify right side
    105,416.16x = 10,014,777,292.95
  5. Step 5: Solve for x
    x = 10,014,777,292.95/105,416.16
  6. Step 6: Final answer
    x = 95,002.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.