Home / 70,531.96-97,334.04-40,317.92

Finding the Fourth Proportional to 70,531.96, 97,334.04 and 40,317.92

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Solution

The fourth proportional to 70,531.96, 97,334.04 and 40,317.92 is: 55,638.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,531.96 : 97,334.04 = 40,317.92 : x
  2. Step 2: Convert to fraction form
    70,531.96/97,334.04 = 40,317.92/x
  3. Step 3: Cross multiply
    70,531.96x = 97,334.04 × 40,317.92
  4. Step 4: Simplify right side
    70,531.96x = 3,924,306,038.00
  5. Step 5: Solve for x
    x = 3,924,306,038.00/70,531.96
  6. Step 6: Final answer
    x = 55,638.69

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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.