Home / 69,851.88-96,439.16-48,623.40

Finding the Fourth Proportional to 69,851.88, 96,439.16 and 48,623.40

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Solution

The fourth proportional to 69,851.88, 96,439.16 and 48,623.40 is: 67,130.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,851.88 : 96,439.16 = 48,623.40 : x
  2. Step 2: Convert to fraction form
    69,851.88/96,439.16 = 48,623.40/x
  3. Step 3: Cross multiply
    69,851.88x = 96,439.16 × 48,623.40
  4. Step 4: Simplify right side
    69,851.88x = 4,689,199,852.34
  5. Step 5: Solve for x
    x = 4,689,199,852.34/69,851.88
  6. Step 6: Final answer
    x = 67,130.62

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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.