Home / 118,079.12-162,950.89-64,364.14

Finding the Fourth Proportional to 118,079.12, 162,950.89 and 64,364.14

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Solution

The fourth proportional to 118,079.12, 162,950.89 and 64,364.14 is: 88,823.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,079.12 : 162,950.89 = 64,364.14 : x
  2. Step 2: Convert to fraction form
    118,079.12/162,950.89 = 64,364.14/x
  3. Step 3: Cross multiply
    118,079.12x = 162,950.89 × 64,364.14
  4. Step 4: Simplify right side
    118,079.12x = 10,488,194,518.85
  5. Step 5: Solve for x
    x = 10,488,194,518.85/118,079.12
  6. Step 6: Final answer
    x = 88,823.45

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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.