Home / 120,810.02-166,722.53-67,099.13

Finding the Fourth Proportional to 120,810.02, 166,722.53 and 67,099.13

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Solution

The fourth proportional to 120,810.02, 166,722.53 and 67,099.13 is: 92,599.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,810.02 : 166,722.53 = 67,099.13 : x
  2. Step 2: Convert to fraction form
    120,810.02/166,722.53 = 67,099.13/x
  3. Step 3: Cross multiply
    120,810.02x = 166,722.53 × 67,099.13
  4. Step 4: Simplify right side
    120,810.02x = 11,186,935,545.29
  5. Step 5: Solve for x
    x = 11,186,935,545.29/120,810.02
  6. Step 6: Final answer
    x = 92,599.40

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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.