Home / 108,035.85-149,071.63-60,289.08

Finding the Fourth Proportional to 108,035.85, 149,071.63 and 60,289.08

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Solution

The fourth proportional to 108,035.85, 149,071.63 and 60,289.08 is: 83,188.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,035.85 : 149,071.63 = 60,289.08 : x
  2. Step 2: Convert to fraction form
    108,035.85/149,071.63 = 60,289.08/x
  3. Step 3: Cross multiply
    108,035.85x = 149,071.63 × 60,289.08
  4. Step 4: Simplify right side
    108,035.85x = 8,987,390,681.44
  5. Step 5: Solve for x
    x = 8,987,390,681.44/108,035.85
  6. Step 6: Final answer
    x = 83,188.97

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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.