Home / 389,237.50-583,856.26-93,749.50

Finding the Fourth Proportional to 389,237.50, 583,856.26 and 93,749.50

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Solution

The fourth proportional to 389,237.50, 583,856.26 and 93,749.50 is: 140,624.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,237.50 : 583,856.26 = 93,749.50 : x
  2. Step 2: Convert to fraction form
    389,237.50/583,856.26 = 93,749.50/x
  3. Step 3: Cross multiply
    389,237.50x = 583,856.26 × 93,749.50
  4. Step 4: Simplify right side
    389,237.50x = 54,736,232,446.87
  5. Step 5: Solve for x
    x = 54,736,232,446.87/389,237.50
  6. Step 6: Final answer
    x = 140,624.25

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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.