Home / 194,548.32-268,476.84-105,124.32

Finding the Fourth Proportional to 194,548.32, 268,476.84 and 105,124.32

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Solution

The fourth proportional to 194,548.32, 268,476.84 and 105,124.32 is: 145,071.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,548.32 : 268,476.84 = 105,124.32 : x
  2. Step 2: Convert to fraction form
    194,548.32/268,476.84 = 105,124.32/x
  3. Step 3: Cross multiply
    194,548.32x = 268,476.84 × 105,124.32
  4. Step 4: Simplify right side
    194,548.32x = 28,223,445,240.75
  5. Step 5: Solve for x
    x = 28,223,445,240.75/194,548.32
  6. Step 6: Final answer
    x = 145,071.65

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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.