Home / 153,410.22-230,109.84-53,570.03

Finding the Fourth Proportional to 153,410.22, 230,109.84 and 53,570.03

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Solution

The fourth proportional to 153,410.22, 230,109.84 and 53,570.03 is: 80,353.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,410.22 : 230,109.84 = 53,570.03 : x
  2. Step 2: Convert to fraction form
    153,410.22/230,109.84 = 53,570.03/x
  3. Step 3: Cross multiply
    153,410.22x = 230,109.84 × 53,570.03
  4. Step 4: Simplify right side
    153,410.22x = 12,326,989,881.55
  5. Step 5: Solve for x
    x = 12,326,989,881.55/153,410.22
  6. Step 6: Final answer
    x = 80,353.12

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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.