Home / 124,611.68-171,965.93-70,895.54

Finding the Fourth Proportional to 124,611.68, 171,965.93 and 70,895.54

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Solution

The fourth proportional to 124,611.68, 171,965.93 and 70,895.54 is: 97,836.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,611.68 : 171,965.93 = 70,895.54 : x
  2. Step 2: Convert to fraction form
    124,611.68/171,965.93 = 70,895.54/x
  3. Step 3: Cross multiply
    124,611.68x = 171,965.93 × 70,895.54
  4. Step 4: Simplify right side
    124,611.68x = 12,191,616,254.64
  5. Step 5: Solve for x
    x = 12,191,616,254.64/124,611.68
  6. Step 6: Final answer
    x = 97,836.87

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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.