Home / 77,937.93-116,295.01-73,176.89

Finding the Fourth Proportional to 77,937.93, 116,295.01 and 73,176.89

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Solution

The fourth proportional to 77,937.93, 116,295.01 and 73,176.89 is: 109,190.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,937.93 : 116,295.01 = 73,176.89 : x
  2. Step 2: Convert to fraction form
    77,937.93/116,295.01 = 73,176.89/x
  3. Step 3: Cross multiply
    77,937.93x = 116,295.01 × 73,176.89
  4. Step 4: Simplify right side
    77,937.93x = 8,510,106,389.90
  5. Step 5: Solve for x
    x = 8,510,106,389.90/77,937.93
  6. Step 6: Final answer
    x = 109,190.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.