Home / 111,284.91-153,626.40-63,529.04

Finding the Fourth Proportional to 111,284.91, 153,626.40 and 63,529.04

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Solution

The fourth proportional to 111,284.91, 153,626.40 and 63,529.04 is: 87,700.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,284.91 : 153,626.40 = 63,529.04 : x
  2. Step 2: Convert to fraction form
    111,284.91/153,626.40 = 63,529.04/x
  3. Step 3: Cross multiply
    111,284.91x = 153,626.40 × 63,529.04
  4. Step 4: Simplify right side
    111,284.91x = 9,759,737,710.66
  5. Step 5: Solve for x
    x = 9,759,737,710.66/111,284.91
  6. Step 6: Final answer
    x = 87,700.46

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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.