Home / 70,246.85-96,941.42-38,415.06

Finding the Fourth Proportional to 70,246.85, 96,941.42 and 38,415.06

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Solution

The fourth proportional to 70,246.85, 96,941.42 and 38,415.06 is: 53,013.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,246.85 : 96,941.42 = 38,415.06 : x
  2. Step 2: Convert to fraction form
    70,246.85/96,941.42 = 38,415.06/x
  3. Step 3: Cross multiply
    70,246.85x = 96,941.42 × 38,415.06
  4. Step 4: Simplify right side
    70,246.85x = 3,724,010,465.79
  5. Step 5: Solve for x
    x = 3,724,010,465.79/70,246.85
  6. Step 6: Final answer
    x = 53,013.20

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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.