Home / 108,700.38-163,043.28-29,808

Finding the Fourth Proportional to 108,700.38, 163,043.28 and 29,808

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Solution

The fourth proportional to 108,700.38, 163,043.28 and 29,808 is: 44,710.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,700.38 : 163,043.28 = 29,808 : x
  2. Step 2: Convert to fraction form
    108,700.38/163,043.28 = 29,808/x
  3. Step 3: Cross multiply
    108,700.38x = 163,043.28 × 29,808
  4. Step 4: Simplify right side
    108,700.38x = 4,859,994,090.24
  5. Step 5: Solve for x
    x = 4,859,994,090.24/108,700.38
  6. Step 6: Final answer
    x = 44,710.00

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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.