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Finding the Fourth Proportional to 178,195.32, 245,900.76 and 97,623.24

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Solution

The fourth proportional to 178,195.32, 245,900.76 and 97,623.24 is: 134,715.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,195.32 : 245,900.76 = 97,623.24 : x
  2. Step 2: Convert to fraction form
    178,195.32/245,900.76 = 97,623.24/x
  3. Step 3: Cross multiply
    178,195.32x = 245,900.76 × 97,623.24
  4. Step 4: Simplify right side
    178,195.32x = 24,005,628,909.66
  5. Step 5: Solve for x
    x = 24,005,628,909.66/178,195.32
  6. Step 6: Final answer
    x = 134,715.26

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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.