Home / 106,432.91-159,501.09-53,780.93

Finding the Fourth Proportional to 106,432.91, 159,501.09 and 53,780.93

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Solution

The fourth proportional to 106,432.91, 159,501.09 and 53,780.93 is: 80,596.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,432.91 : 159,501.09 = 53,780.93 : x
  2. Step 2: Convert to fraction form
    106,432.91/159,501.09 = 53,780.93/x
  3. Step 3: Cross multiply
    106,432.91x = 159,501.09 × 53,780.93
  4. Step 4: Simplify right side
    106,432.91x = 8,578,116,956.21
  5. Step 5: Solve for x
    x = 8,578,116,956.21/106,432.91
  6. Step 6: Final answer
    x = 80,596.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.