Home / 160,623.81-240,915.29-42,304.41

Finding the Fourth Proportional to 160,623.81, 240,915.29 and 42,304.41

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Solution

The fourth proportional to 160,623.81, 240,915.29 and 42,304.41 is: 63,451.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,623.81 : 240,915.29 = 42,304.41 : x
  2. Step 2: Convert to fraction form
    160,623.81/240,915.29 = 42,304.41/x
  3. Step 3: Cross multiply
    160,623.81x = 240,915.29 × 42,304.41
  4. Step 4: Simplify right side
    160,623.81x = 10,191,778,991.91
  5. Step 5: Solve for x
    x = 10,191,778,991.91/160,623.81
  6. Step 6: Final answer
    x = 63,451.23

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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.