Home / 58,755.52-88,133.28-21,320.56

Finding the Fourth Proportional to 58,755.52, 88,133.28 and 21,320.56

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Solution

The fourth proportional to 58,755.52, 88,133.28 and 21,320.56 is: 31,980.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,755.52 : 88,133.28 = 21,320.56 : x
  2. Step 2: Convert to fraction form
    58,755.52/88,133.28 = 21,320.56/x
  3. Step 3: Cross multiply
    58,755.52x = 88,133.28 × 21,320.56
  4. Step 4: Simplify right side
    58,755.52x = 1,879,050,884.24
  5. Step 5: Solve for x
    x = 1,879,050,884.24/58,755.52
  6. Step 6: Final answer
    x = 31,980.84

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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.