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Finding the Fourth Proportional to 125,594.60, 188,699.10 and 94,490.60

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Solution

The fourth proportional to 125,594.60, 188,699.10 and 94,490.60 is: 141,967.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,594.60 : 188,699.10 = 94,490.60 : x
  2. Step 2: Convert to fraction form
    125,594.60/188,699.10 = 94,490.60/x
  3. Step 3: Cross multiply
    125,594.60x = 188,699.10 × 94,490.60
  4. Step 4: Simplify right side
    125,594.60x = 17,830,291,178.46
  5. Step 5: Solve for x
    x = 17,830,291,178.46/125,594.60
  6. Step 6: Final answer
    x = 141,967.02

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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.