Home / 211,603.80-292,013.61-116,111.25

Finding the Fourth Proportional to 211,603.80, 292,013.61 and 116,111.25

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Solution

The fourth proportional to 211,603.80, 292,013.61 and 116,111.25 is: 160,233.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,603.80 : 292,013.61 = 116,111.25 : x
  2. Step 2: Convert to fraction form
    211,603.80/292,013.61 = 116,111.25/x
  3. Step 3: Cross multiply
    211,603.80x = 292,013.61 × 116,111.25
  4. Step 4: Simplify right side
    211,603.80x = 33,906,065,274.11
  5. Step 5: Solve for x
    x = 33,906,065,274.11/211,603.80
  6. Step 6: Final answer
    x = 160,233.73

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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.