Home / 58,575.07-87,800.64-19,121.59

Finding the Fourth Proportional to 58,575.07, 87,800.64 and 19,121.59

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Solution

The fourth proportional to 58,575.07, 87,800.64 and 19,121.59 is: 28,662.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,575.07 : 87,800.64 = 19,121.59 : x
  2. Step 2: Convert to fraction form
    58,575.07/87,800.64 = 19,121.59/x
  3. Step 3: Cross multiply
    58,575.07x = 87,800.64 × 19,121.59
  4. Step 4: Simplify right side
    58,575.07x = 1,678,887,839.82
  5. Step 5: Solve for x
    x = 1,678,887,839.82/58,575.07
  6. Step 6: Final answer
    x = 28,662.16

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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.