Home / 152,404.08-210,325.19-91,973.76

Finding the Fourth Proportional to 152,404.08, 210,325.19 and 91,973.76

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Solution

The fourth proportional to 152,404.08, 210,325.19 and 91,973.76 is: 126,928.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,404.08 : 210,325.19 = 91,973.76 : x
  2. Step 2: Convert to fraction form
    152,404.08/210,325.19 = 91,973.76/x
  3. Step 3: Cross multiply
    152,404.08x = 210,325.19 × 91,973.76
  4. Step 4: Simplify right side
    152,404.08x = 19,344,398,087.15
  5. Step 5: Solve for x
    x = 19,344,398,087.15/152,404.08
  6. Step 6: Final answer
    x = 126,928.35

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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.