Home / 124,611.50-171,961.66-70,895.36

Finding the Fourth Proportional to 124,611.50, 171,961.66 and 70,895.36

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Solution

The fourth proportional to 124,611.50, 171,961.66 and 70,895.36 is: 97,834.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,611.50 : 171,961.66 = 70,895.36 : x
  2. Step 2: Convert to fraction form
    124,611.50/171,961.66 = 70,895.36/x
  3. Step 3: Cross multiply
    124,611.50x = 171,961.66 × 70,895.36
  4. Step 4: Simplify right side
    124,611.50x = 12,191,282,932.09
  5. Step 5: Solve for x
    x = 12,191,282,932.09/124,611.50
  6. Step 6: Final answer
    x = 97,834.34

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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.