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Finding the Fourth Proportional to 177,020.98, 265,494.51 and 64,754.08

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Solution

The fourth proportional to 177,020.98, 265,494.51 and 64,754.08 is: 97,117.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,020.98 : 265,494.51 = 64,754.08 : x
  2. Step 2: Convert to fraction form
    177,020.98/265,494.51 = 64,754.08/x
  3. Step 3: Cross multiply
    177,020.98x = 265,494.51 × 64,754.08
  4. Step 4: Simplify right side
    177,020.98x = 17,191,852,740.10
  5. Step 5: Solve for x
    x = 17,191,852,740.10/177,020.98
  6. Step 6: Final answer
    x = 97,117.60

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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.