Home / 141,393-194,977.68-93,628.92

Finding the Fourth Proportional to 141,393, 194,977.68 and 93,628.92

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Solution

The fourth proportional to 141,393, 194,977.68 and 93,628.92 is: 129,112.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,393 : 194,977.68 = 93,628.92 : x
  2. Step 2: Convert to fraction form
    141,393/194,977.68 = 93,628.92/x
  3. Step 3: Cross multiply
    141,393x = 194,977.68 × 93,628.92
  4. Step 4: Simplify right side
    141,393x = 18,255,549,602.51
  5. Step 5: Solve for x
    x = 18,255,549,602.51/141,393
  6. Step 6: Final answer
    x = 129,112.12

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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.