Home / 233,511.47-322,203.02-131,515.11

Finding the Fourth Proportional to 233,511.47, 322,203.02 and 131,515.11

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Solution

The fourth proportional to 233,511.47, 322,203.02 and 131,515.11 is: 181,466.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,511.47 : 322,203.02 = 131,515.11 : x
  2. Step 2: Convert to fraction form
    233,511.47/322,203.02 = 131,515.11/x
  3. Step 3: Cross multiply
    233,511.47x = 322,203.02 × 131,515.11
  4. Step 4: Simplify right side
    233,511.47x = 42,374,565,617.63
  5. Step 5: Solve for x
    x = 42,374,565,617.63/233,511.47
  6. Step 6: Final answer
    x = 181,466.74

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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.