Home / 208,866.36-313,301.20-59,111.52

Finding the Fourth Proportional to 208,866.36, 313,301.20 and 59,111.52

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Solution

The fourth proportional to 208,866.36, 313,301.20 and 59,111.52 is: 88,667.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,866.36 : 313,301.20 = 59,111.52 : x
  2. Step 2: Convert to fraction form
    208,866.36/313,301.20 = 59,111.52/x
  3. Step 3: Cross multiply
    208,866.36x = 313,301.20 × 59,111.52
  4. Step 4: Simplify right side
    208,866.36x = 18,519,710,149.82
  5. Step 5: Solve for x
    x = 18,519,710,149.82/208,866.36
  6. Step 6: Final answer
    x = 88,667.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.