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Finding the Fourth Proportional to 153,783.90, 230,565.13 and 94,497.08

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Solution

The fourth proportional to 153,783.90, 230,565.13 and 94,497.08 is: 141,677.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,783.90 : 230,565.13 = 94,497.08 : x
  2. Step 2: Convert to fraction form
    153,783.90/230,565.13 = 94,497.08/x
  3. Step 3: Cross multiply
    153,783.90x = 230,565.13 × 94,497.08
  4. Step 4: Simplify right side
    153,783.90x = 21,787,730,145.75
  5. Step 5: Solve for x
    x = 21,787,730,145.75/153,783.90
  6. Step 6: Final answer
    x = 141,677.58

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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.