Home / 108,323.46-149,502.51-63,028.26

Finding the Fourth Proportional to 108,323.46, 149,502.51 and 63,028.26

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Solution

The fourth proportional to 108,323.46, 149,502.51 and 63,028.26 is: 86,988.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,323.46 : 149,502.51 = 63,028.26 : x
  2. Step 2: Convert to fraction form
    108,323.46/149,502.51 = 63,028.26/x
  3. Step 3: Cross multiply
    108,323.46x = 149,502.51 × 63,028.26
  4. Step 4: Simplify right side
    108,323.46x = 9,422,883,070.93
  5. Step 5: Solve for x
    x = 9,422,883,070.93/108,323.46
  6. Step 6: Final answer
    x = 86,988.39

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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.