Home / 91,266.02-136,565.98-53,844.02

Finding the Fourth Proportional to 91,266.02, 136,565.98 and 53,844.02

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Solution

The fourth proportional to 91,266.02, 136,565.98 and 53,844.02 is: 80,569.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,266.02 : 136,565.98 = 53,844.02 : x
  2. Step 2: Convert to fraction form
    91,266.02/136,565.98 = 53,844.02/x
  3. Step 3: Cross multiply
    91,266.02x = 136,565.98 × 53,844.02
  4. Step 4: Simplify right side
    91,266.02x = 7,353,260,541.00
  5. Step 5: Solve for x
    x = 7,353,260,541.00/91,266.02
  6. Step 6: Final answer
    x = 80,569.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.