Home / 54,263.04-74,878.92-31,602.18

Finding the Fourth Proportional to 54,263.04, 74,878.92 and 31,602.18

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Solution

The fourth proportional to 54,263.04, 74,878.92 and 31,602.18 is: 43,608.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,263.04 : 74,878.92 = 31,602.18 : x
  2. Step 2: Convert to fraction form
    54,263.04/74,878.92 = 31,602.18/x
  3. Step 3: Cross multiply
    54,263.04x = 74,878.92 × 31,602.18
  4. Step 4: Simplify right side
    54,263.04x = 2,366,337,108.05
  5. Step 5: Solve for x
    x = 2,366,337,108.05/54,263.04
  6. Step 6: Final answer
    x = 43,608.64

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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.