Home / 558,016.20-837,056.70-158,686.20

Finding the Fourth Proportional to 558,016.20, 837,056.70 and 158,686.20

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Solution

The fourth proportional to 558,016.20, 837,056.70 and 158,686.20 is: 238,038.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,016.20 : 837,056.70 = 158,686.20 : x
  2. Step 2: Convert to fraction form
    558,016.20/837,056.70 = 158,686.20/x
  3. Step 3: Cross multiply
    558,016.20x = 837,056.70 × 158,686.20
  4. Step 4: Simplify right side
    558,016.20x = 132,829,346,907.54
  5. Step 5: Solve for x
    x = 132,829,346,907.54/558,016.20
  6. Step 6: Final answer
    x = 238,038.51

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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.