Home / 157,111.36-235,683.44-50,468.40

Finding the Fourth Proportional to 157,111.36, 235,683.44 and 50,468.40

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Solution

The fourth proportional to 157,111.36, 235,683.44 and 50,468.40 is: 75,707.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,111.36 : 235,683.44 = 50,468.40 : x
  2. Step 2: Convert to fraction form
    157,111.36/235,683.44 = 50,468.40/x
  3. Step 3: Cross multiply
    157,111.36x = 235,683.44 × 50,468.40
  4. Step 4: Simplify right side
    157,111.36x = 11,894,566,123.30
  5. Step 5: Solve for x
    x = 11,894,566,123.30/157,111.36
  6. Step 6: Final answer
    x = 75,707.87

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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.