Home / 209,376.60-288,913.46-141,541.16

Finding the Fourth Proportional to 209,376.60, 288,913.46 and 141,541.16

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Solution

The fourth proportional to 209,376.60, 288,913.46 and 141,541.16 is: 195,309.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,376.60 : 288,913.46 = 141,541.16 : x
  2. Step 2: Convert to fraction form
    209,376.60/288,913.46 = 141,541.16/x
  3. Step 3: Cross multiply
    209,376.60x = 288,913.46 × 141,541.16
  4. Step 4: Simplify right side
    209,376.60x = 40,893,146,268.01
  5. Step 5: Solve for x
    x = 40,893,146,268.01/209,376.60
  6. Step 6: Final answer
    x = 195,309.06

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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.