Home / 371,056.20-556,585.62-90,573.42

Finding the Fourth Proportional to 371,056.20, 556,585.62 and 90,573.42

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Solution

The fourth proportional to 371,056.20, 556,585.62 and 90,573.42 is: 135,860.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,056.20 : 556,585.62 = 90,573.42 : x
  2. Step 2: Convert to fraction form
    371,056.20/556,585.62 = 90,573.42/x
  3. Step 3: Cross multiply
    371,056.20x = 556,585.62 × 90,573.42
  4. Step 4: Simplify right side
    371,056.20x = 50,411,863,126.22
  5. Step 5: Solve for x
    x = 50,411,863,126.22/371,056.20
  6. Step 6: Final answer
    x = 135,860.45

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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.