Home / 186,635.02-279,870.17-53,485.06

Finding the Fourth Proportional to 186,635.02, 279,870.17 and 53,485.06

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Solution

The fourth proportional to 186,635.02, 279,870.17 and 53,485.06 is: 80,203.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,635.02 : 279,870.17 = 53,485.06 : x
  2. Step 2: Convert to fraction form
    186,635.02/279,870.17 = 53,485.06/x
  3. Step 3: Cross multiply
    186,635.02x = 279,870.17 × 53,485.06
  4. Step 4: Simplify right side
    186,635.02x = 14,968,872,834.66
  5. Step 5: Solve for x
    x = 14,968,872,834.66/186,635.02
  6. Step 6: Final answer
    x = 80,203.99

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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.