Home / 156,937.50-235,509.93-73,837.98

Finding the Fourth Proportional to 156,937.50, 235,509.93 and 73,837.98

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Solution

The fourth proportional to 156,937.50, 235,509.93 and 73,837.98 is: 110,805.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,937.50 : 235,509.93 = 73,837.98 : x
  2. Step 2: Convert to fraction form
    156,937.50/235,509.93 = 73,837.98/x
  3. Step 3: Cross multiply
    156,937.50x = 235,509.93 × 73,837.98
  4. Step 4: Simplify right side
    156,937.50x = 17,389,577,501.14
  5. Step 5: Solve for x
    x = 17,389,577,501.14/156,937.50
  6. Step 6: Final answer
    x = 110,805.75

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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.