Home / 70,539.75-97,344.86-42,261.84

Finding the Fourth Proportional to 70,539.75, 97,344.86 and 42,261.84

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Solution

The fourth proportional to 70,539.75, 97,344.86 and 42,261.84 is: 58,321.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,539.75 : 97,344.86 = 42,261.84 : x
  2. Step 2: Convert to fraction form
    70,539.75/97,344.86 = 42,261.84/x
  3. Step 3: Cross multiply
    70,539.75x = 97,344.86 × 42,261.84
  4. Step 4: Simplify right side
    70,539.75x = 4,113,972,686.83
  5. Step 5: Solve for x
    x = 4,113,972,686.83/70,539.75
  6. Step 6: Final answer
    x = 58,321.34

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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.