Home / 94,840.65-142,281.63-28,286.19

Finding the Fourth Proportional to 94,840.65, 142,281.63 and 28,286.19

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Solution

The fourth proportional to 94,840.65, 142,281.63 and 28,286.19 is: 42,435.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,840.65 : 142,281.63 = 28,286.19 : x
  2. Step 2: Convert to fraction form
    94,840.65/142,281.63 = 28,286.19/x
  3. Step 3: Cross multiply
    94,840.65x = 142,281.63 × 28,286.19
  4. Step 4: Simplify right side
    94,840.65x = 4,024,605,219.69
  5. Step 5: Solve for x
    x = 4,024,605,219.69/94,840.65
  6. Step 6: Final answer
    x = 42,435.45

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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.