Home / 202,727.02-279,762.59-113,303.02

Finding the Fourth Proportional to 202,727.02, 279,762.59 and 113,303.02

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Solution

The fourth proportional to 202,727.02, 279,762.59 and 113,303.02 is: 156,357.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,727.02 : 279,762.59 = 113,303.02 : x
  2. Step 2: Convert to fraction form
    202,727.02/279,762.59 = 113,303.02/x
  3. Step 3: Cross multiply
    202,727.02x = 279,762.59 × 113,303.02
  4. Step 4: Simplify right side
    202,727.02x = 31,697,946,330.02
  5. Step 5: Solve for x
    x = 31,697,946,330.02/202,727.02
  6. Step 6: Final answer
    x = 156,357.78

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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.