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Finding the Fourth Proportional to 345,348.02, 518,051.35 and 96,030.02

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Solution

The fourth proportional to 345,348.02, 518,051.35 and 96,030.02 is: 144,053.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,348.02 : 518,051.35 = 96,030.02 : x
  2. Step 2: Convert to fraction form
    345,348.02/518,051.35 = 96,030.02/x
  3. Step 3: Cross multiply
    345,348.02x = 518,051.35 × 96,030.02
  4. Step 4: Simplify right side
    345,348.02x = 49,748,481,501.53
  5. Step 5: Solve for x
    x = 49,748,481,501.53/345,348.02
  6. Step 6: Final answer
    x = 144,053.18

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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.