Home / 68,029.07-93,781.17-47,547.54

Finding the Fourth Proportional to 68,029.07, 93,781.17 and 47,547.54

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Solution

The fourth proportional to 68,029.07, 93,781.17 and 47,547.54 is: 65,546.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,029.07 : 93,781.17 = 47,547.54 : x
  2. Step 2: Convert to fraction form
    68,029.07/93,781.17 = 47,547.54/x
  3. Step 3: Cross multiply
    68,029.07x = 93,781.17 × 47,547.54
  4. Step 4: Simplify right side
    68,029.07x = 4,459,063,931.82
  5. Step 5: Solve for x
    x = 4,459,063,931.82/68,029.07
  6. Step 6: Final answer
    x = 65,546.45

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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.