Home / 238,468.02-357,479.70-80,586.06

Finding the Fourth Proportional to 238,468.02, 357,479.70 and 80,586.06

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Solution

The fourth proportional to 238,468.02, 357,479.70 and 80,586.06 is: 120,803.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,468.02 : 357,479.70 = 80,586.06 : x
  2. Step 2: Convert to fraction form
    238,468.02/357,479.70 = 80,586.06/x
  3. Step 3: Cross multiply
    238,468.02x = 357,479.70 × 80,586.06
  4. Step 4: Simplify right side
    238,468.02x = 28,807,880,552.98
  5. Step 5: Solve for x
    x = 28,807,880,552.98/238,468.02
  6. Step 6: Final answer
    x = 120,803.96

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1.5x scale

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.