Home / 212,501.04-318,786.14-62,756.47

Finding the Fourth Proportional to 212,501.04, 318,786.14 and 62,756.47

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Solution

The fourth proportional to 212,501.04, 318,786.14 and 62,756.47 is: 94,144.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,501.04 : 318,786.14 = 62,756.47 : x
  2. Step 2: Convert to fraction form
    212,501.04/318,786.14 = 62,756.47/x
  3. Step 3: Cross multiply
    212,501.04x = 318,786.14 × 62,756.47
  4. Step 4: Simplify right side
    212,501.04x = 20,005,892,831.33
  5. Step 5: Solve for x
    x = 20,005,892,831.33/212,501.04
  6. Step 6: Final answer
    x = 94,144.92

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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.