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Finding the Fourth Proportional to 61,841.76, 85,341.59 and 33,547.45

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Solution

The fourth proportional to 61,841.76, 85,341.59 and 33,547.45 is: 46,295.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,841.76 : 85,341.59 = 33,547.45 : x
  2. Step 2: Convert to fraction form
    61,841.76/85,341.59 = 33,547.45/x
  3. Step 3: Cross multiply
    61,841.76x = 85,341.59 × 33,547.45
  4. Step 4: Simplify right side
    61,841.76x = 2,862,992,593.96
  5. Step 5: Solve for x
    x = 2,862,992,593.96/61,841.76
  6. Step 6: Final answer
    x = 46,295.46

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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.