Home / 156,715.36-235,028.40-44,388.16

Finding the Fourth Proportional to 156,715.36, 235,028.40 and 44,388.16

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Solution

The fourth proportional to 156,715.36, 235,028.40 and 44,388.16 is: 66,569.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,715.36 : 235,028.40 = 44,388.16 : x
  2. Step 2: Convert to fraction form
    156,715.36/235,028.40 = 44,388.16/x
  3. Step 3: Cross multiply
    156,715.36x = 235,028.40 × 44,388.16
  4. Step 4: Simplify right side
    156,715.36x = 10,432,478,223.74
  5. Step 5: Solve for x
    x = 10,432,478,223.74/156,715.36
  6. Step 6: Final answer
    x = 66,569.60

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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.