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Finding the Fourth Proportional to 61,916.58, 85,445.79 and 35,058.33

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Solution

The fourth proportional to 61,916.58, 85,445.79 and 35,058.33 is: 48,381.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,916.58 : 85,445.79 = 35,058.33 : x
  2. Step 2: Convert to fraction form
    61,916.58/85,445.79 = 35,058.33/x
  3. Step 3: Cross multiply
    61,916.58x = 85,445.79 × 35,058.33
  4. Step 4: Simplify right side
    61,916.58x = 2,995,586,702.93
  5. Step 5: Solve for x
    x = 2,995,586,702.93/61,916.58
  6. Step 6: Final answer
    x = 48,381.01

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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.