Home / 70,176.04-96,840.08-38,346.04

Finding the Fourth Proportional to 70,176.04, 96,840.08 and 38,346.04

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Solution

The fourth proportional to 70,176.04, 96,840.08 and 38,346.04 is: 52,915.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,176.04 : 96,840.08 = 38,346.04 : x
  2. Step 2: Convert to fraction form
    70,176.04/96,840.08 = 38,346.04/x
  3. Step 3: Cross multiply
    70,176.04x = 96,840.08 × 38,346.04
  4. Step 4: Simplify right side
    70,176.04x = 3,713,433,581.28
  5. Step 5: Solve for x
    x = 3,713,433,581.28/70,176.04
  6. Step 6: Final answer
    x = 52,915.98

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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.