Home / 82,466.26-113,752.29-72,386.74

Finding the Fourth Proportional to 82,466.26, 113,752.29 and 72,386.74

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Solution

The fourth proportional to 82,466.26, 113,752.29 and 72,386.74 is: 99,848.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,466.26 : 113,752.29 = 72,386.74 : x
  2. Step 2: Convert to fraction form
    82,466.26/113,752.29 = 72,386.74/x
  3. Step 3: Cross multiply
    82,466.26x = 113,752.29 × 72,386.74
  4. Step 4: Simplify right side
    82,466.26x = 8,234,157,440.63
  5. Step 5: Solve for x
    x = 8,234,157,440.63/82,466.26
  6. Step 6: Final answer
    x = 99,848.80

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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.