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Finding the Fourth Proportional to 177,888.87, 245,492.46 and 101,406.59

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Solution

The fourth proportional to 177,888.87, 245,492.46 and 101,406.59 is: 139,944.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,888.87 : 245,492.46 = 101,406.59 : x
  2. Step 2: Convert to fraction form
    177,888.87/245,492.46 = 101,406.59/x
  3. Step 3: Cross multiply
    177,888.87x = 245,492.46 × 101,406.59
  4. Step 4: Simplify right side
    177,888.87x = 24,894,552,011.85
  5. Step 5: Solve for x
    x = 24,894,552,011.85/177,888.87
  6. Step 6: Final answer
    x = 139,944.40

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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.