Home / 114,555.66-158,084.88-64,253.58

Finding the Fourth Proportional to 114,555.66, 158,084.88 and 64,253.58

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Solution

The fourth proportional to 114,555.66, 158,084.88 and 64,253.58 is: 88,668.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,555.66 : 158,084.88 = 64,253.58 : x
  2. Step 2: Convert to fraction form
    114,555.66/158,084.88 = 64,253.58/x
  3. Step 3: Cross multiply
    114,555.66x = 158,084.88 × 64,253.58
  4. Step 4: Simplify right side
    114,555.66x = 10,157,519,483.87
  5. Step 5: Solve for x
    x = 10,157,519,483.87/114,555.66
  6. Step 6: Final answer
    x = 88,668.86

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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.