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Finding the Fourth Proportional to 56,356.89, 77,797.63 and 37,248.18

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Solution

The fourth proportional to 56,356.89, 77,797.63 and 37,248.18 is: 51,419.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,356.89 : 77,797.63 = 37,248.18 : x
  2. Step 2: Convert to fraction form
    56,356.89/77,797.63 = 37,248.18/x
  3. Step 3: Cross multiply
    56,356.89x = 77,797.63 × 37,248.18
  4. Step 4: Simplify right side
    56,356.89x = 2,897,820,125.81
  5. Step 5: Solve for x
    x = 2,897,820,125.81/56,356.89
  6. Step 6: Final answer
    x = 51,419.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.