Home / 124,485.60-171,773.91-70,769.46

Finding the Fourth Proportional to 124,485.60, 171,773.91 and 70,769.46

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Solution

The fourth proportional to 124,485.60, 171,773.91 and 70,769.46 is: 97,652.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,485.60 : 171,773.91 = 70,769.46 : x
  2. Step 2: Convert to fraction form
    124,485.60/171,773.91 = 70,769.46/x
  3. Step 3: Cross multiply
    124,485.60x = 171,773.91 × 70,769.46
  4. Step 4: Simplify right side
    124,485.60x = 12,156,346,852.79
  5. Step 5: Solve for x
    x = 12,156,346,852.79/124,485.60
  6. Step 6: Final answer
    x = 97,652.63

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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.