Home / 141,935.27-195,899.04-81,547.34

Finding the Fourth Proportional to 141,935.27, 195,899.04 and 81,547.34

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Solution

The fourth proportional to 141,935.27, 195,899.04 and 81,547.34 is: 112,551.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,935.27 : 195,899.04 = 81,547.34 : x
  2. Step 2: Convert to fraction form
    141,935.27/195,899.04 = 81,547.34/x
  3. Step 3: Cross multiply
    141,935.27x = 195,899.04 × 81,547.34
  4. Step 4: Simplify right side
    141,935.27x = 15,975,044,641.06
  5. Step 5: Solve for x
    x = 15,975,044,641.06/141,935.27
  6. Step 6: Final answer
    x = 112,551.62

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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.