Home / 56,043.90-77,333.94-38,133.18

Finding the Fourth Proportional to 56,043.90, 77,333.94 and 38,133.18

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Solution

The fourth proportional to 56,043.90, 77,333.94 and 38,133.18 is: 52,619.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,043.90 : 77,333.94 = 38,133.18 : x
  2. Step 2: Convert to fraction form
    56,043.90/77,333.94 = 38,133.18/x
  3. Step 3: Cross multiply
    56,043.90x = 77,333.94 × 38,133.18
  4. Step 4: Simplify right side
    56,043.90x = 2,948,989,054.13
  5. Step 5: Solve for x
    x = 2,948,989,054.13/56,043.90
  6. Step 6: Final answer
    x = 52,619.27

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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.