Home / 111,291.14-153,576.06-63,535.16

Finding the Fourth Proportional to 111,291.14, 153,576.06 and 63,535.16

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Solution

The fourth proportional to 111,291.14, 153,576.06 and 63,535.16 is: 87,675.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,291.14 : 153,576.06 = 63,535.16 : x
  2. Step 2: Convert to fraction form
    111,291.14/153,576.06 = 63,535.16/x
  3. Step 3: Cross multiply
    111,291.14x = 153,576.06 × 63,535.16
  4. Step 4: Simplify right side
    111,291.14x = 9,757,479,544.27
  5. Step 5: Solve for x
    x = 9,757,479,544.27/111,291.14
  6. Step 6: Final answer
    x = 87,675.26

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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.