Home / 111,832.09-154,332.53-64,094.65

Finding the Fourth Proportional to 111,832.09, 154,332.53 and 64,094.65

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Solution

The fourth proportional to 111,832.09, 154,332.53 and 64,094.65 is: 88,453.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,832.09 : 154,332.53 = 64,094.65 : x
  2. Step 2: Convert to fraction form
    111,832.09/154,332.53 = 64,094.65/x
  3. Step 3: Cross multiply
    111,832.09x = 154,332.53 × 64,094.65
  4. Step 4: Simplify right side
    111,832.09x = 9,891,890,040.03
  5. Step 5: Solve for x
    x = 9,891,890,040.03/111,832.09
  6. Step 6: Final answer
    x = 88,453.05

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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.