Home / 357,665.15-536,580.77-104,935.43

Finding the Fourth Proportional to 357,665.15, 536,580.77 and 104,935.43

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Solution

The fourth proportional to 357,665.15, 536,580.77 and 104,935.43 is: 157,427.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,665.15 : 536,580.77 = 104,935.43 : x
  2. Step 2: Convert to fraction form
    357,665.15/536,580.77 = 104,935.43/x
  3. Step 3: Cross multiply
    357,665.15x = 536,580.77 × 104,935.43
  4. Step 4: Simplify right side
    357,665.15x = 56,306,330,622.10
  5. Step 5: Solve for x
    x = 56,306,330,622.10/357,665.15
  6. Step 6: Final answer
    x = 157,427.50

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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.