Home / 525,042.16-787,544.76-165,203.10

Finding the Fourth Proportional to 525,042.16, 787,544.76 and 165,203.10

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Solution

The fourth proportional to 525,042.16, 787,544.76 and 165,203.10 is: 247,798.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,042.16 : 787,544.76 = 165,203.10 : x
  2. Step 2: Convert to fraction form
    525,042.16/787,544.76 = 165,203.10/x
  3. Step 3: Cross multiply
    525,042.16x = 787,544.76 × 165,203.10
  4. Step 4: Simplify right side
    525,042.16x = 130,104,835,740.76
  5. Step 5: Solve for x
    x = 130,104,835,740.76/525,042.16
  6. Step 6: Final answer
    x = 247,798.84

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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.