Home / 70,624.24-97,437.72-39,993.16

Finding the Fourth Proportional to 70,624.24, 97,437.72 and 39,993.16

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Solution

The fourth proportional to 70,624.24, 97,437.72 and 39,993.16 is: 55,177.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,624.24 : 97,437.72 = 39,993.16 : x
  2. Step 2: Convert to fraction form
    70,624.24/97,437.72 = 39,993.16/x
  3. Step 3: Cross multiply
    70,624.24x = 97,437.72 × 39,993.16
  4. Step 4: Simplify right side
    70,624.24x = 3,896,842,326.00
  5. Step 5: Solve for x
    x = 3,896,842,326.00/70,624.24
  6. Step 6: Final answer
    x = 55,177.12

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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.