Home / 58,033.75-87,075.23-31,707.74

Finding the Fourth Proportional to 58,033.75, 87,075.23 and 31,707.74

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Solution

The fourth proportional to 58,033.75, 87,075.23 and 31,707.74 is: 47,575.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,033.75 : 87,075.23 = 31,707.74 : x
  2. Step 2: Convert to fraction form
    58,033.75/87,075.23 = 31,707.74/x
  3. Step 3: Cross multiply
    58,033.75x = 87,075.23 × 31,707.74
  4. Step 4: Simplify right side
    58,033.75x = 2,760,958,979.81
  5. Step 5: Solve for x
    x = 2,760,958,979.81/58,033.75
  6. Step 6: Final answer
    x = 47,575.05

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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.