Home / 108,359.60-149,533.17-63,051.44

Finding the Fourth Proportional to 108,359.60, 149,533.17 and 63,051.44

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Solution

The fourth proportional to 108,359.60, 149,533.17 and 63,051.44 is: 87,009.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,359.60 : 149,533.17 = 63,051.44 : x
  2. Step 2: Convert to fraction form
    108,359.60/149,533.17 = 63,051.44/x
  3. Step 3: Cross multiply
    108,359.60x = 149,533.17 × 63,051.44
  4. Step 4: Simplify right side
    108,359.60x = 9,428,281,696.26
  5. Step 5: Solve for x
    x = 9,428,281,696.26/108,359.60
  6. Step 6: Final answer
    x = 87,009.20

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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.