Home / 202,700.27-279,750.71-117,817.34

Finding the Fourth Proportional to 202,700.27, 279,750.71 and 117,817.34

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Solution

The fourth proportional to 202,700.27, 279,750.71 and 117,817.34 is: 162,602.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,700.27 : 279,750.71 = 117,817.34 : x
  2. Step 2: Convert to fraction form
    202,700.27/279,750.71 = 117,817.34/x
  3. Step 3: Cross multiply
    202,700.27x = 279,750.71 × 117,817.34
  4. Step 4: Simplify right side
    202,700.27x = 32,959,483,411.10
  5. Step 5: Solve for x
    x = 32,959,483,411.10/202,700.27
  6. Step 6: Final answer
    x = 162,602.07

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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.