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Finding the Fourth Proportional to 105,042.77, 157,523.04 and 36,637.05

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Solution

The fourth proportional to 105,042.77, 157,523.04 and 36,637.05 is: 54,941.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,042.77 : 157,523.04 = 36,637.05 : x
  2. Step 2: Convert to fraction form
    105,042.77/157,523.04 = 36,637.05/x
  3. Step 3: Cross multiply
    105,042.77x = 157,523.04 × 36,637.05
  4. Step 4: Simplify right side
    105,042.77x = 5,771,179,492.63
  5. Step 5: Solve for x
    x = 5,771,179,492.63/105,042.77
  6. Step 6: Final answer
    x = 54,941.24

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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.