Home / 243,140.04-364,565.97-83,159.37

Finding the Fourth Proportional to 243,140.04, 364,565.97 and 83,159.37

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Solution

The fourth proportional to 243,140.04, 364,565.97 and 83,159.37 is: 124,689.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,140.04 : 364,565.97 = 83,159.37 : x
  2. Step 2: Convert to fraction form
    243,140.04/364,565.97 = 83,159.37/x
  3. Step 3: Cross multiply
    243,140.04x = 364,565.97 × 83,159.37
  4. Step 4: Simplify right side
    243,140.04x = 30,317,076,388.64
  5. Step 5: Solve for x
    x = 30,317,076,388.64/243,140.04
  6. Step 6: Final answer
    x = 124,689.77

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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.