Home / 409,913.80-614,579.10-157,096.60

Finding the Fourth Proportional to 409,913.80, 614,579.10 and 157,096.60

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Solution

The fourth proportional to 409,913.80, 614,579.10 and 157,096.60 is: 235,533.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,913.80 : 614,579.10 = 157,096.60 : x
  2. Step 2: Convert to fraction form
    409,913.80/614,579.10 = 157,096.60/x
  3. Step 3: Cross multiply
    409,913.80x = 614,579.10 × 157,096.60
  4. Step 4: Simplify right side
    409,913.80x = 96,548,287,041.06
  5. Step 5: Solve for x
    x = 96,548,287,041.06/409,913.80
  6. Step 6: Final answer
    x = 235,533.15

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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.