Home / 94,847.84-130,890-52,406.24

Finding the Fourth Proportional to 94,847.84, 130,890 and 52,406.24

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Solution

The fourth proportional to 94,847.84, 130,890 and 52,406.24 is: 72,320.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,847.84 : 130,890 = 52,406.24 : x
  2. Step 2: Convert to fraction form
    94,847.84/130,890 = 52,406.24/x
  3. Step 3: Cross multiply
    94,847.84x = 130,890 × 52,406.24
  4. Step 4: Simplify right side
    94,847.84x = 6,859,452,753.60
  5. Step 5: Solve for x
    x = 6,859,452,753.60/94,847.84
  6. Step 6: Final answer
    x = 72,320.60

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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.