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Finding the Fourth Proportional to 173,319.70, 260,028.15 and 73,527.70

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Solution

The fourth proportional to 173,319.70, 260,028.15 and 73,527.70 is: 110,312.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,319.70 : 260,028.15 = 73,527.70 : x
  2. Step 2: Convert to fraction form
    173,319.70/260,028.15 = 73,527.70/x
  3. Step 3: Cross multiply
    173,319.70x = 260,028.15 × 73,527.70
  4. Step 4: Simplify right side
    173,319.70x = 19,119,271,804.76
  5. Step 5: Solve for x
    x = 19,119,271,804.76/173,319.70
  6. Step 6: Final answer
    x = 110,312.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.