Home / 108,868.01-163,312.29-42,313.24

Finding the Fourth Proportional to 108,868.01, 163,312.29 and 42,313.24

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Solution

The fourth proportional to 108,868.01, 163,312.29 and 42,313.24 is: 63,473.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,868.01 : 163,312.29 = 42,313.24 : x
  2. Step 2: Convert to fraction form
    108,868.01/163,312.29 = 42,313.24/x
  3. Step 3: Cross multiply
    108,868.01x = 163,312.29 × 42,313.24
  4. Step 4: Simplify right side
    108,868.01x = 6,910,271,713.44
  5. Step 5: Solve for x
    x = 6,910,271,713.44/108,868.01
  6. Step 6: Final answer
    x = 63,473.85

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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.