Home / 413,054.12-619,573.68-113,533.53

Finding the Fourth Proportional to 413,054.12, 619,573.68 and 113,533.53

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Solution

The fourth proportional to 413,054.12, 619,573.68 and 113,533.53 is: 170,298.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,054.12 : 619,573.68 = 113,533.53 : x
  2. Step 2: Convert to fraction form
    413,054.12/619,573.68 = 113,533.53/x
  3. Step 3: Cross multiply
    413,054.12x = 619,573.68 × 113,533.53
  4. Step 4: Simplify right side
    413,054.12x = 70,342,386,985.49
  5. Step 5: Solve for x
    x = 70,342,386,985.49/413,054.12
  6. Step 6: Final answer
    x = 170,298.24

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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.