Home / 96,529.28-133,209.12-54,088.64

Finding the Fourth Proportional to 96,529.28, 133,209.12 and 54,088.64

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Solution

The fourth proportional to 96,529.28, 133,209.12 and 54,088.64 is: 74,641.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,529.28 : 133,209.12 = 54,088.64 : x
  2. Step 2: Convert to fraction form
    96,529.28/133,209.12 = 54,088.64/x
  3. Step 3: Cross multiply
    96,529.28x = 133,209.12 × 54,088.64
  4. Step 4: Simplify right side
    96,529.28x = 7,205,100,136.40
  5. Step 5: Solve for x
    x = 7,205,100,136.40/96,529.28
  6. Step 6: Final answer
    x = 74,641.60

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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.