Home / 104,970.02-157,420.92-34,830.50

Finding the Fourth Proportional to 104,970.02, 157,420.92 and 34,830.50

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Solution

The fourth proportional to 104,970.02, 157,420.92 and 34,830.50 is: 52,234.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,970.02 : 157,420.92 = 34,830.50 : x
  2. Step 2: Convert to fraction form
    104,970.02/157,420.92 = 34,830.50/x
  3. Step 3: Cross multiply
    104,970.02x = 157,420.92 × 34,830.50
  4. Step 4: Simplify right side
    104,970.02x = 5,483,049,354.06
  5. Step 5: Solve for x
    x = 5,483,049,354.06/104,970.02
  6. Step 6: Final answer
    x = 52,234.43

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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.