Home / 158,985.45-238,477.23-40,656.60

Finding the Fourth Proportional to 158,985.45, 238,477.23 and 40,656.60

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Solution

The fourth proportional to 158,985.45, 238,477.23 and 40,656.60 is: 60,984.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,985.45 : 238,477.23 = 40,656.60 : x
  2. Step 2: Convert to fraction form
    158,985.45/238,477.23 = 40,656.60/x
  3. Step 3: Cross multiply
    158,985.45x = 238,477.23 × 40,656.60
  4. Step 4: Simplify right side
    158,985.45x = 9,695,673,349.22
  5. Step 5: Solve for x
    x = 9,695,673,349.22/158,985.45
  6. Step 6: Final answer
    x = 60,984.66

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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.