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Finding the Fourth Proportional to 175,873.92, 242,670.24 and 104,222.40

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Solution

The fourth proportional to 175,873.92, 242,670.24 and 104,222.40 is: 143,805.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,873.92 : 242,670.24 = 104,222.40 : x
  2. Step 2: Convert to fraction form
    175,873.92/242,670.24 = 104,222.40/x
  3. Step 3: Cross multiply
    175,873.92x = 242,670.24 × 104,222.40
  4. Step 4: Simplify right side
    175,873.92x = 25,291,674,821.38
  5. Step 5: Solve for x
    x = 25,291,674,821.38/175,873.92
  6. Step 6: Final answer
    x = 143,805.72

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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.