Home / 94,141.32-129,915.93-51,700.76

Finding the Fourth Proportional to 94,141.32, 129,915.93 and 51,700.76

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Solution

The fourth proportional to 94,141.32, 129,915.93 and 51,700.76 is: 71,347.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,141.32 : 129,915.93 = 51,700.76 : x
  2. Step 2: Convert to fraction form
    94,141.32/129,915.93 = 51,700.76/x
  3. Step 3: Cross multiply
    94,141.32x = 129,915.93 × 51,700.76
  4. Step 4: Simplify right side
    94,141.32x = 6,716,751,667.53
  5. Step 5: Solve for x
    x = 6,716,751,667.53/94,141.32
  6. Step 6: Final answer
    x = 71,347.54

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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.