Home / 108,340.24-149,197.67-89,302.41

Finding the Fourth Proportional to 108,340.24, 149,197.67 and 89,302.41

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Solution

The fourth proportional to 108,340.24, 149,197.67 and 89,302.41 is: 122,980.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,340.24 : 149,197.67 = 89,302.41 : x
  2. Step 2: Convert to fraction form
    108,340.24/149,197.67 = 89,302.41/x
  3. Step 3: Cross multiply
    108,340.24x = 149,197.67 × 89,302.41
  4. Step 4: Simplify right side
    108,340.24x = 13,323,710,304.88
  5. Step 5: Solve for x
    x = 13,323,710,304.88/108,340.24
  6. Step 6: Final answer
    x = 122,980.25

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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.