Home / 121,570.02-182,333.88-54,994.59

Finding the Fourth Proportional to 121,570.02, 182,333.88 and 54,994.59

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Solution

The fourth proportional to 121,570.02, 182,333.88 and 54,994.59 is: 82,482.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,570.02 : 182,333.88 = 54,994.59 : x
  2. Step 2: Convert to fraction form
    121,570.02/182,333.88 = 54,994.59/x
  3. Step 3: Cross multiply
    121,570.02x = 182,333.88 × 54,994.59
  4. Step 4: Simplify right side
    121,570.02x = 10,027,376,973.71
  5. Step 5: Solve for x
    x = 10,027,376,973.71/121,570.02
  6. Step 6: Final answer
    x = 82,482.32

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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.