Home / 80,953.72-111,726.27-46,509.22

Finding the Fourth Proportional to 80,953.72, 111,726.27 and 46,509.22

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Solution

The fourth proportional to 80,953.72, 111,726.27 and 46,509.22 is: 64,188.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,953.72 : 111,726.27 = 46,509.22 : x
  2. Step 2: Convert to fraction form
    80,953.72/111,726.27 = 46,509.22/x
  3. Step 3: Cross multiply
    80,953.72x = 111,726.27 × 46,509.22
  4. Step 4: Simplify right side
    80,953.72x = 5,196,301,671.21
  5. Step 5: Solve for x
    x = 5,196,301,671.21/80,953.72
  6. Step 6: Final answer
    x = 64,188.55

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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.