Home / 108,355.02-162,312.21-88,435.50

Finding the Fourth Proportional to 108,355.02, 162,312.21 and 88,435.50

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Solution

The fourth proportional to 108,355.02, 162,312.21 and 88,435.50 is: 132,473.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,355.02 : 162,312.21 = 88,435.50 : x
  2. Step 2: Convert to fraction form
    108,355.02/162,312.21 = 88,435.50/x
  3. Step 3: Cross multiply
    108,355.02x = 162,312.21 × 88,435.50
  4. Step 4: Simplify right side
    108,355.02x = 14,354,161,447.46
  5. Step 5: Solve for x
    x = 14,354,161,447.46/108,355.02
  6. Step 6: Final answer
    x = 132,473.43

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1.5x scale

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.