Home / 108,277.72-149,423.59-60,531.06

Finding the Fourth Proportional to 108,277.72, 149,423.59 and 60,531.06

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Solution

The fourth proportional to 108,277.72, 149,423.59 and 60,531.06 is: 83,533.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,277.72 : 149,423.59 = 60,531.06 : x
  2. Step 2: Convert to fraction form
    108,277.72/149,423.59 = 60,531.06/x
  3. Step 3: Cross multiply
    108,277.72x = 149,423.59 × 60,531.06
  4. Step 4: Simplify right side
    108,277.72x = 9,044,768,587.22
  5. Step 5: Solve for x
    x = 9,044,768,587.22/108,277.72
  6. Step 6: Final answer
    x = 83,533.05

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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.