Home / 160,535.42-240,783.95-42,215.97

Finding the Fourth Proportional to 160,535.42, 240,783.95 and 42,215.97

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Solution

The fourth proportional to 160,535.42, 240,783.95 and 42,215.97 is: 63,318.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,535.42 : 240,783.95 = 42,215.97 : x
  2. Step 2: Convert to fraction form
    160,535.42/240,783.95 = 42,215.97/x
  3. Step 3: Cross multiply
    160,535.42x = 240,783.95 × 42,215.97
  4. Step 4: Simplify right side
    160,535.42x = 10,164,928,115.22
  5. Step 5: Solve for x
    x = 10,164,928,115.22/160,535.42
  6. Step 6: Final answer
    x = 63,318.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.