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Finding the Fourth Proportional to 98,088.93, 147,003.80 and 35,699.49

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Solution

The fourth proportional to 98,088.93, 147,003.80 and 35,699.49 is: 53,502.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,088.93 : 147,003.80 = 35,699.49 : x
  2. Step 2: Convert to fraction form
    98,088.93/147,003.80 = 35,699.49/x
  3. Step 3: Cross multiply
    98,088.93x = 147,003.80 × 35,699.49
  4. Step 4: Simplify right side
    98,088.93x = 5,247,960,509.56
  5. Step 5: Solve for x
    x = 5,247,960,509.56/98,088.93
  6. Step 6: Final answer
    x = 53,502.07

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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.