Home / 133,056.13-183,616.18-72,627.16

Finding the Fourth Proportional to 133,056.13, 183,616.18 and 72,627.16

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Solution

The fourth proportional to 133,056.13, 183,616.18 and 72,627.16 is: 100,224.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,056.13 : 183,616.18 = 72,627.16 : x
  2. Step 2: Convert to fraction form
    133,056.13/183,616.18 = 72,627.16/x
  3. Step 3: Cross multiply
    133,056.13x = 183,616.18 × 72,627.16
  4. Step 4: Simplify right side
    133,056.13x = 13,335,521,683.45
  5. Step 5: Solve for x
    x = 13,335,521,683.45/133,056.13
  6. Step 6: Final answer
    x = 100,224.78

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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.