Home / 346,596.06-519,815.50-156,931.22

Finding the Fourth Proportional to 346,596.06, 519,815.50 and 156,931.22

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Solution

The fourth proportional to 346,596.06, 519,815.50 and 156,931.22 is: 235,361.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,596.06 : 519,815.50 = 156,931.22 : x
  2. Step 2: Convert to fraction form
    346,596.06/519,815.50 = 156,931.22/x
  3. Step 3: Cross multiply
    346,596.06x = 519,815.50 × 156,931.22
  4. Step 4: Simplify right side
    346,596.06x = 81,575,277,990.83
  5. Step 5: Solve for x
    x = 81,575,277,990.83/346,596.06
  6. Step 6: Final answer
    x = 235,361.24

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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.