Home / 111,559.07-153,950.83-63,813.22

Finding the Fourth Proportional to 111,559.07, 153,950.83 and 63,813.22

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Solution

The fourth proportional to 111,559.07, 153,950.83 and 63,813.22 is: 88,061.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,559.07 : 153,950.83 = 63,813.22 : x
  2. Step 2: Convert to fraction form
    111,559.07/153,950.83 = 63,813.22/x
  3. Step 3: Cross multiply
    111,559.07x = 153,950.83 × 63,813.22
  4. Step 4: Simplify right side
    111,559.07x = 9,824,097,639.56
  5. Step 5: Solve for x
    x = 9,824,097,639.56/111,559.07
  6. Step 6: Final answer
    x = 88,061.84

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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.