Home / 58,671.32-87,975.18-20,701.58

Finding the Fourth Proportional to 58,671.32, 87,975.18 and 20,701.58

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Solution

The fourth proportional to 58,671.32, 87,975.18 and 20,701.58 is: 31,041.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,671.32 : 87,975.18 = 20,701.58 : x
  2. Step 2: Convert to fraction form
    58,671.32/87,975.18 = 20,701.58/x
  3. Step 3: Cross multiply
    58,671.32x = 87,975.18 × 20,701.58
  4. Step 4: Simplify right side
    58,671.32x = 1,821,224,786.91
  5. Step 5: Solve for x
    x = 1,821,224,786.91/58,671.32
  6. Step 6: Final answer
    x = 31,041.14

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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.