Home / 52,405.38-78,608.07-17,345.34

Finding the Fourth Proportional to 52,405.38, 78,608.07 and 17,345.34

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Solution

The fourth proportional to 52,405.38, 78,608.07 and 17,345.34 is: 26,018.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,405.38 : 78,608.07 = 17,345.34 : x
  2. Step 2: Convert to fraction form
    52,405.38/78,608.07 = 17,345.34/x
  3. Step 3: Cross multiply
    52,405.38x = 78,608.07 × 17,345.34
  4. Step 4: Simplify right side
    52,405.38x = 1,363,483,700.89
  5. Step 5: Solve for x
    x = 1,363,483,700.89/52,405.38
  6. Step 6: Final answer
    x = 26,018.01

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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.