Home / 153,564.12-212,049.08-96,299.35

Finding the Fourth Proportional to 153,564.12, 212,049.08 and 96,299.35

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Solution

The fourth proportional to 153,564.12, 212,049.08 and 96,299.35 is: 132,975.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,564.12 : 212,049.08 = 96,299.35 : x
  2. Step 2: Convert to fraction form
    153,564.12/212,049.08 = 96,299.35/x
  3. Step 3: Cross multiply
    153,564.12x = 212,049.08 × 96,299.35
  4. Step 4: Simplify right side
    153,564.12x = 20,420,188,572.10
  5. Step 5: Solve for x
    x = 20,420,188,572.10/153,564.12
  6. Step 6: Final answer
    x = 132,975.00

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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.