Home / 178,057.32-245,718.30-96,385.64

Finding the Fourth Proportional to 178,057.32, 245,718.30 and 96,385.64

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Solution

The fourth proportional to 178,057.32, 245,718.30 and 96,385.64 is: 133,011.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,057.32 : 245,718.30 = 96,385.64 : x
  2. Step 2: Convert to fraction form
    178,057.32/245,718.30 = 96,385.64/x
  3. Step 3: Cross multiply
    178,057.32x = 245,718.30 × 96,385.64
  4. Step 4: Simplify right side
    178,057.32x = 23,683,715,605.21
  5. Step 5: Solve for x
    x = 23,683,715,605.21/178,057.32
  6. Step 6: Final answer
    x = 133,011.75

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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.