Home / 500,042.16-749,946.60-144,960.84

Finding the Fourth Proportional to 500,042.16, 749,946.60 and 144,960.84

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Solution

The fourth proportional to 500,042.16, 749,946.60 and 144,960.84 is: 217,407.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,042.16 : 749,946.60 = 144,960.84 : x
  2. Step 2: Convert to fraction form
    500,042.16/749,946.60 = 144,960.84/x
  3. Step 3: Cross multiply
    500,042.16x = 749,946.60 × 144,960.84
  4. Step 4: Simplify right side
    500,042.16x = 108,712,889,091.14
  5. Step 5: Solve for x
    x = 108,712,889,091.14/500,042.16
  6. Step 6: Final answer
    x = 217,407.45

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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.