Home / 108,275.36-149,421.06-60,531.32

Finding the Fourth Proportional to 108,275.36, 149,421.06 and 60,531.32

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Solution

The fourth proportional to 108,275.36, 149,421.06 and 60,531.32 is: 83,533.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,275.36 : 149,421.06 = 60,531.32 : x
  2. Step 2: Convert to fraction form
    108,275.36/149,421.06 = 60,531.32/x
  3. Step 3: Cross multiply
    108,275.36x = 149,421.06 × 60,531.32
  4. Step 4: Simplify right side
    108,275.36x = 9,044,653,997.60
  5. Step 5: Solve for x
    x = 9,044,653,997.60/108,275.36
  6. Step 6: Final answer
    x = 83,533.82

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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.