Home / 70,927.90-97,853.04-40,702.30

Finding the Fourth Proportional to 70,927.90, 97,853.04 and 40,702.30

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Solution

The fourth proportional to 70,927.90, 97,853.04 and 40,702.30 is: 56,153.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,927.90 : 97,853.04 = 40,702.30 : x
  2. Step 2: Convert to fraction form
    70,927.90/97,853.04 = 40,702.30/x
  3. Step 3: Cross multiply
    70,927.90x = 97,853.04 × 40,702.30
  4. Step 4: Simplify right side
    70,927.90x = 3,982,843,789.99
  5. Step 5: Solve for x
    x = 3,982,843,789.99/70,927.90
  6. Step 6: Final answer
    x = 56,153.41

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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.