Home / 96,547.31-144,632.42-45,874.22

Finding the Fourth Proportional to 96,547.31, 144,632.42 and 45,874.22

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Solution

The fourth proportional to 96,547.31, 144,632.42 and 45,874.22 is: 68,721.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,547.31 : 144,632.42 = 45,874.22 : x
  2. Step 2: Convert to fraction form
    96,547.31/144,632.42 = 45,874.22/x
  3. Step 3: Cross multiply
    96,547.31x = 144,632.42 × 45,874.22
  4. Step 4: Simplify right side
    96,547.31x = 6,634,899,454.21
  5. Step 5: Solve for x
    x = 6,634,899,454.21/96,547.31
  6. Step 6: Final answer
    x = 68,721.74

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1.5x scale

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.