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Finding the Fourth Proportional to 53,703.60, 74,110.02 and 29,829.66

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Solution

The fourth proportional to 53,703.60, 74,110.02 and 29,829.66 is: 41,164.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,703.60 : 74,110.02 = 29,829.66 : x
  2. Step 2: Convert to fraction form
    53,703.60/74,110.02 = 29,829.66/x
  3. Step 3: Cross multiply
    53,703.60x = 74,110.02 × 29,829.66
  4. Step 4: Simplify right side
    53,703.60x = 2,210,676,699.19
  5. Step 5: Solve for x
    x = 2,210,676,699.19/53,703.60
  6. Step 6: Final answer
    x = 41,164.40

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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.