Home / 141,708.93-195,572.13-105,836.67

Finding the Fourth Proportional to 141,708.93, 195,572.13 and 105,836.67

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Solution

The fourth proportional to 141,708.93, 195,572.13 and 105,836.67 is: 146,064.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,708.93 : 195,572.13 = 105,836.67 : x
  2. Step 2: Convert to fraction form
    141,708.93/195,572.13 = 105,836.67/x
  3. Step 3: Cross multiply
    141,708.93x = 195,572.13 × 105,836.67
  4. Step 4: Simplify right side
    141,708.93x = 20,698,702,984.01
  5. Step 5: Solve for x
    x = 20,698,702,984.01/141,708.93
  6. Step 6: Final answer
    x = 146,064.92

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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.