Home / 105,484.67-145,572.86-60,170.03

Finding the Fourth Proportional to 105,484.67, 145,572.86 and 60,170.03

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Solution

The fourth proportional to 105,484.67, 145,572.86 and 60,170.03 is: 83,036.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,484.67 : 145,572.86 = 60,170.03 : x
  2. Step 2: Convert to fraction form
    105,484.67/145,572.86 = 60,170.03/x
  3. Step 3: Cross multiply
    105,484.67x = 145,572.86 × 60,170.03
  4. Step 4: Simplify right side
    105,484.67x = 8,759,123,353.39
  5. Step 5: Solve for x
    x = 8,759,123,353.39/105,484.67
  6. Step 6: Final answer
    x = 83,036.93

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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.