Home / 157,642.37-236,461.06-73,355.39

Finding the Fourth Proportional to 157,642.37, 236,461.06 and 73,355.39

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Solution

The fourth proportional to 157,642.37, 236,461.06 and 73,355.39 is: 110,031.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,642.37 : 236,461.06 = 73,355.39 : x
  2. Step 2: Convert to fraction form
    157,642.37/236,461.06 = 73,355.39/x
  3. Step 3: Cross multiply
    157,642.37x = 236,461.06 × 73,355.39
  4. Step 4: Simplify right side
    157,642.37x = 17,345,693,276.11
  5. Step 5: Solve for x
    x = 17,345,693,276.11/157,642.37
  6. Step 6: Final answer
    x = 110,031.92

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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.