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Finding the Fourth Proportional to 70,851.51, 97,693.97 and 52,916.22

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Solution

The fourth proportional to 70,851.51, 97,693.97 and 52,916.22 is: 72,963.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,851.51 : 97,693.97 = 52,916.22 : x
  2. Step 2: Convert to fraction form
    70,851.51/97,693.97 = 52,916.22/x
  3. Step 3: Cross multiply
    70,851.51x = 97,693.97 × 52,916.22
  4. Step 4: Simplify right side
    70,851.51x = 5,169,595,344.61
  5. Step 5: Solve for x
    x = 5,169,595,344.61/70,851.51
  6. Step 6: Final answer
    x = 72,963.80

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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.