Home / 147,518.79-221,223.93-52,723.37

Finding the Fourth Proportional to 147,518.79, 221,223.93 and 52,723.37

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Solution

The fourth proportional to 147,518.79, 221,223.93 and 52,723.37 is: 79,065.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,518.79 : 221,223.93 = 52,723.37 : x
  2. Step 2: Convert to fraction form
    147,518.79/221,223.93 = 52,723.37/x
  3. Step 3: Cross multiply
    147,518.79x = 221,223.93 × 52,723.37
  4. Step 4: Simplify right side
    147,518.79x = 11,663,670,008.12
  5. Step 5: Solve for x
    x = 11,663,670,008.12/147,518.79
  6. Step 6: Final answer
    x = 79,065.66

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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.