Home / 141,602.67-195,417.23-77,946.39

Finding the Fourth Proportional to 141,602.67, 195,417.23 and 77,946.39

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Solution

The fourth proportional to 141,602.67, 195,417.23 and 77,946.39 is: 107,569.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,602.67 : 195,417.23 = 77,946.39 : x
  2. Step 2: Convert to fraction form
    141,602.67/195,417.23 = 77,946.39/x
  3. Step 3: Cross multiply
    141,602.67x = 195,417.23 × 77,946.39
  4. Step 4: Simplify right side
    141,602.67x = 15,232,067,232.57
  5. Step 5: Solve for x
    x = 15,232,067,232.57/141,602.67
  6. Step 6: Final answer
    x = 107,569.07

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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.