Home / 141,032.32-194,626.08-77,368.48

Finding the Fourth Proportional to 141,032.32, 194,626.08 and 77,368.48

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Solution

The fourth proportional to 141,032.32, 194,626.08 and 77,368.48 is: 106,769.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,032.32 : 194,626.08 = 77,368.48 : x
  2. Step 2: Convert to fraction form
    141,032.32/194,626.08 = 77,368.48/x
  3. Step 3: Cross multiply
    141,032.32x = 194,626.08 × 77,368.48
  4. Step 4: Simplify right side
    141,032.32x = 15,057,923,977.96
  5. Step 5: Solve for x
    x = 15,057,923,977.96/141,032.32
  6. Step 6: Final answer
    x = 106,769.31

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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.