Home / 70,530.75-97,336.08-42,252.84

Finding the Fourth Proportional to 70,530.75, 97,336.08 and 42,252.84

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Solution

The fourth proportional to 70,530.75, 97,336.08 and 42,252.84 is: 58,311.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,530.75 : 97,336.08 = 42,252.84 : x
  2. Step 2: Convert to fraction form
    70,530.75/97,336.08 = 42,252.84/x
  3. Step 3: Cross multiply
    70,530.75x = 97,336.08 × 42,252.84
  4. Step 4: Simplify right side
    70,530.75x = 4,112,725,814.47
  5. Step 5: Solve for x
    x = 4,112,725,814.47/70,530.75
  6. Step 6: Final answer
    x = 58,311.10

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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.