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Finding the Fourth Proportional to 124,612.25, 186,918.38 and 37,060.25

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Solution

The fourth proportional to 124,612.25, 186,918.38 and 37,060.25 is: 55,590.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,612.25 : 186,918.38 = 37,060.25 : x
  2. Step 2: Convert to fraction form
    124,612.25/186,918.38 = 37,060.25/x
  3. Step 3: Cross multiply
    124,612.25x = 186,918.38 × 37,060.25
  4. Step 4: Simplify right side
    124,612.25x = 6,927,241,892.40
  5. Step 5: Solve for x
    x = 6,927,241,892.40/124,612.25
  6. Step 6: Final answer
    x = 55,590.38

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1.5x scale

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.