Home / 58,921.07-88,395.44-19,478.18

Finding the Fourth Proportional to 58,921.07, 88,395.44 and 19,478.18

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Solution

The fourth proportional to 58,921.07, 88,395.44 and 19,478.18 is: 29,221.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,921.07 : 88,395.44 = 19,478.18 : x
  2. Step 2: Convert to fraction form
    58,921.07/88,395.44 = 19,478.18/x
  3. Step 3: Cross multiply
    58,921.07x = 88,395.44 × 19,478.18
  4. Step 4: Simplify right side
    58,921.07x = 1,721,782,415.10
  5. Step 5: Solve for x
    x = 1,721,782,415.10/58,921.07
  6. Step 6: Final answer
    x = 29,221.85

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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.