Home / 108,090.96-149,159.26-60,347.34

Finding the Fourth Proportional to 108,090.96, 149,159.26 and 60,347.34

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Solution

The fourth proportional to 108,090.96, 149,159.26 and 60,347.34 is: 83,275.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,090.96 : 149,159.26 = 60,347.34 : x
  2. Step 2: Convert to fraction form
    108,090.96/149,159.26 = 60,347.34/x
  3. Step 3: Cross multiply
    108,090.96x = 149,159.26 × 60,347.34
  4. Step 4: Simplify right side
    108,090.96x = 9,001,364,577.37
  5. Step 5: Solve for x
    x = 9,001,364,577.37/108,090.96
  6. Step 6: Final answer
    x = 83,275.83

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1.5x scale

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.