Home / 84,666.24-126,973.44-58,538.88

Finding the Fourth Proportional to 84,666.24, 126,973.44 and 58,538.88

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Solution

The fourth proportional to 84,666.24, 126,973.44 and 58,538.88 is: 87,790.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,666.24 : 126,973.44 = 58,538.88 : x
  2. Step 2: Convert to fraction form
    84,666.24/126,973.44 = 58,538.88/x
  3. Step 3: Cross multiply
    84,666.24x = 126,973.44 × 58,538.88
  4. Step 4: Simplify right side
    84,666.24x = 7,432,882,967.35
  5. Step 5: Solve for x
    x = 7,432,882,967.35/84,666.24
  6. Step 6: Final answer
    x = 87,790.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.