Home / 349,055.18-523,098.32-159,051.20

Finding the Fourth Proportional to 349,055.18, 523,098.32 and 159,051.20

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Solution

The fourth proportional to 349,055.18, 523,098.32 and 159,051.20 is: 238,356.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,055.18 : 523,098.32 = 159,051.20 : x
  2. Step 2: Convert to fraction form
    349,055.18/523,098.32 = 159,051.20/x
  3. Step 3: Cross multiply
    349,055.18x = 523,098.32 × 159,051.20
  4. Step 4: Simplify right side
    349,055.18x = 83,199,415,513.98
  5. Step 5: Solve for x
    x = 83,199,415,513.98/349,055.18
  6. Step 6: Final answer
    x = 238,356.05

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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.