Home / 157,856.52-236,782.98-45,533.03

Finding the Fourth Proportional to 157,856.52, 236,782.98 and 45,533.03

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Solution

The fourth proportional to 157,856.52, 236,782.98 and 45,533.03 is: 68,299.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,856.52 : 236,782.98 = 45,533.03 : x
  2. Step 2: Convert to fraction form
    157,856.52/236,782.98 = 45,533.03/x
  3. Step 3: Cross multiply
    157,856.52x = 236,782.98 × 45,533.03
  4. Step 4: Simplify right side
    157,856.52x = 10,781,447,123.79
  5. Step 5: Solve for x
    x = 10,781,447,123.79/157,856.52
  6. Step 6: Final answer
    x = 68,299.03

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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.