Home / 70,482.08-97,260.52-38,650.30

Finding the Fourth Proportional to 70,482.08, 97,260.52 and 38,650.30

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Solution

The fourth proportional to 70,482.08, 97,260.52 and 38,650.30 is: 53,334.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,482.08 : 97,260.52 = 38,650.30 : x
  2. Step 2: Convert to fraction form
    70,482.08/97,260.52 = 38,650.30/x
  3. Step 3: Cross multiply
    70,482.08x = 97,260.52 × 38,650.30
  4. Step 4: Simplify right side
    70,482.08x = 3,759,148,276.16
  5. Step 5: Solve for x
    x = 3,759,148,276.16/70,482.08
  6. Step 6: Final answer
    x = 53,334.81

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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.