Home / 108,867.02-163,310.79-42,312.24

Finding the Fourth Proportional to 108,867.02, 163,310.79 and 42,312.24

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Solution

The fourth proportional to 108,867.02, 163,310.79 and 42,312.24 is: 63,472.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,867.02 : 163,310.79 = 42,312.24 : x
  2. Step 2: Convert to fraction form
    108,867.02/163,310.79 = 42,312.24/x
  3. Step 3: Cross multiply
    108,867.02x = 163,310.79 × 42,312.24
  4. Step 4: Simplify right side
    108,867.02x = 6,910,045,341.07
  5. Step 5: Solve for x
    x = 6,910,045,341.07/108,867.02
  6. Step 6: Final answer
    x = 63,472.35

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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.