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Finding the Fourth Proportional to 153,521.60, 230,282.40 and 64,751.54

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Solution

The fourth proportional to 153,521.60, 230,282.40 and 64,751.54 is: 97,127.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,521.60 : 230,282.40 = 64,751.54 : x
  2. Step 2: Convert to fraction form
    153,521.60/230,282.40 = 64,751.54/x
  3. Step 3: Cross multiply
    153,521.60x = 230,282.40 × 64,751.54
  4. Step 4: Simplify right side
    153,521.60x = 14,911,140,034.90
  5. Step 5: Solve for x
    x = 14,911,140,034.90/153,521.60
  6. Step 6: Final answer
    x = 97,127.31

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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.