Home / 153,152.32-229,732.80-42,344.32

Finding the Fourth Proportional to 153,152.32, 229,732.80 and 42,344.32

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Solution

The fourth proportional to 153,152.32, 229,732.80 and 42,344.32 is: 63,517.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,152.32 : 229,732.80 = 42,344.32 : x
  2. Step 2: Convert to fraction form
    153,152.32/229,732.80 = 42,344.32/x
  3. Step 3: Cross multiply
    153,152.32x = 229,732.80 × 42,344.32
  4. Step 4: Simplify right side
    153,152.32x = 9,727,879,197.70
  5. Step 5: Solve for x
    x = 9,727,879,197.70/153,152.32
  6. Step 6: Final answer
    x = 63,517.67

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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.