Home / 141,253.63-194,931.44-76,724.12

Finding the Fourth Proportional to 141,253.63, 194,931.44 and 76,724.12

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Solution

The fourth proportional to 141,253.63, 194,931.44 and 76,724.12 is: 105,880.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,253.63 : 194,931.44 = 76,724.12 : x
  2. Step 2: Convert to fraction form
    141,253.63/194,931.44 = 76,724.12/x
  3. Step 3: Cross multiply
    141,253.63x = 194,931.44 × 76,724.12
  4. Step 4: Simplify right side
    141,253.63x = 14,955,942,810.71
  5. Step 5: Solve for x
    x = 14,955,942,810.71/141,253.63
  6. Step 6: Final answer
    x = 105,880.06

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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.