Home / 153,560.07-230,340.06-60,000.21

Finding the Fourth Proportional to 153,560.07, 230,340.06 and 60,000.21

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Solution

The fourth proportional to 153,560.07, 230,340.06 and 60,000.21 is: 90,000.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,560.07 : 230,340.06 = 60,000.21 : x
  2. Step 2: Convert to fraction form
    153,560.07/230,340.06 = 60,000.21/x
  3. Step 3: Cross multiply
    153,560.07x = 230,340.06 × 60,000.21
  4. Step 4: Simplify right side
    153,560.07x = 13,820,451,971.41
  5. Step 5: Solve for x
    x = 13,820,451,971.41/153,560.07
  6. Step 6: Final answer
    x = 90,000.30

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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.