Home / 351,130.40-527,041.20-173,837.60

Finding the Fourth Proportional to 351,130.40, 527,041.20 and 173,837.60

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Solution

The fourth proportional to 351,130.40, 527,041.20 and 173,837.60 is: 260,927.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,130.40 : 527,041.20 = 173,837.60 : x
  2. Step 2: Convert to fraction form
    351,130.40/527,041.20 = 173,837.60/x
  3. Step 3: Cross multiply
    351,130.40x = 527,041.20 × 173,837.60
  4. Step 4: Simplify right side
    351,130.40x = 91,619,577,309.12
  5. Step 5: Solve for x
    x = 91,619,577,309.12/351,130.40
  6. Step 6: Final answer
    x = 260,927.50

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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.