Home / 54,200.34-74,795.40-31,552.74

Finding the Fourth Proportional to 54,200.34, 74,795.40 and 31,552.74

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Solution

The fourth proportional to 54,200.34, 74,795.40 and 31,552.74 is: 43,542.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,200.34 : 74,795.40 = 31,552.74 : x
  2. Step 2: Convert to fraction form
    54,200.34/74,795.40 = 31,552.74/x
  3. Step 3: Cross multiply
    54,200.34x = 74,795.40 × 31,552.74
  4. Step 4: Simplify right side
    54,200.34x = 2,359,999,809.40
  5. Step 5: Solve for x
    x = 2,359,999,809.40/54,200.34
  6. Step 6: Final answer
    x = 43,542.16

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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.