Home / 133,328.40-199,771.16-93,802.47

Finding the Fourth Proportional to 133,328.40, 199,771.16 and 93,802.47

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Solution

The fourth proportional to 133,328.40, 199,771.16 and 93,802.47 is: 140,547.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,328.40 : 199,771.16 = 93,802.47 : x
  2. Step 2: Convert to fraction form
    133,328.40/199,771.16 = 93,802.47/x
  3. Step 3: Cross multiply
    133,328.40x = 199,771.16 × 93,802.47
  4. Step 4: Simplify right side
    133,328.40x = 18,739,027,773.75
  5. Step 5: Solve for x
    x = 18,739,027,773.75/133,328.40
  6. Step 6: Final answer
    x = 140,547.91

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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.