Home / 132,832.66-183,307.90-72,403.30

Finding the Fourth Proportional to 132,832.66, 183,307.90 and 72,403.30

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Solution

The fourth proportional to 132,832.66, 183,307.90 and 72,403.30 is: 99,915.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,832.66 : 183,307.90 = 72,403.30 : x
  2. Step 2: Convert to fraction form
    132,832.66/183,307.90 = 72,403.30/x
  3. Step 3: Cross multiply
    132,832.66x = 183,307.90 × 72,403.30
  4. Step 4: Simplify right side
    132,832.66x = 13,272,096,876.07
  5. Step 5: Solve for x
    x = 13,272,096,876.07/132,832.66
  6. Step 6: Final answer
    x = 99,915.92

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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.