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Finding the Fourth Proportional to 178,028.92, 245,671.98 and 97,459.84

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Solution

The fourth proportional to 178,028.92, 245,671.98 and 97,459.84 is: 134,490.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,028.92 : 245,671.98 = 97,459.84 : x
  2. Step 2: Convert to fraction form
    178,028.92/245,671.98 = 97,459.84/x
  3. Step 3: Cross multiply
    178,028.92x = 245,671.98 × 97,459.84
  4. Step 4: Simplify right side
    178,028.92x = 23,943,151,863.28
  5. Step 5: Solve for x
    x = 23,943,151,863.28/178,028.92
  6. Step 6: Final answer
    x = 134,490.24

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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.