Home / 238,263.02-328,803.88-129,367.52

Finding the Fourth Proportional to 238,263.02, 328,803.88 and 129,367.52

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Solution

The fourth proportional to 238,263.02, 328,803.88 and 129,367.52 is: 178,527.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,263.02 : 328,803.88 = 129,367.52 : x
  2. Step 2: Convert to fraction form
    238,263.02/328,803.88 = 129,367.52/x
  3. Step 3: Cross multiply
    238,263.02x = 328,803.88 × 129,367.52
  4. Step 4: Simplify right side
    238,263.02x = 42,536,542,521.98
  5. Step 5: Solve for x
    x = 42,536,542,521.98/238,263.02
  6. Step 6: Final answer
    x = 178,527.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.