Home / 108,368.36-149,560.74-60,633.80

Finding the Fourth Proportional to 108,368.36, 149,560.74 and 60,633.80

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Solution

The fourth proportional to 108,368.36, 149,560.74 and 60,633.80 is: 83,681.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,368.36 : 149,560.74 = 60,633.80 : x
  2. Step 2: Convert to fraction form
    108,368.36/149,560.74 = 60,633.80/x
  3. Step 3: Cross multiply
    108,368.36x = 149,560.74 × 60,633.80
  4. Step 4: Simplify right side
    108,368.36x = 9,068,435,997.01
  5. Step 5: Solve for x
    x = 9,068,435,997.01/108,368.36
  6. Step 6: Final answer
    x = 83,681.58

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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.