Home / 525,041.16-787,543.27-165,202.10

Finding the Fourth Proportional to 525,041.16, 787,543.27 and 165,202.10

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Solution

The fourth proportional to 525,041.16, 787,543.27 and 165,202.10 is: 247,797.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,041.16 : 787,543.27 = 165,202.10 : x
  2. Step 2: Convert to fraction form
    525,041.16/787,543.27 = 165,202.10/x
  3. Step 3: Cross multiply
    525,041.16x = 787,543.27 × 165,202.10
  4. Step 4: Simplify right side
    525,041.16x = 130,103,801,218.86
  5. Step 5: Solve for x
    x = 130,103,801,218.86/525,041.16
  6. Step 6: Final answer
    x = 247,797.34

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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.