Home / 118,563.89-163,624.15-70,193.57

Finding the Fourth Proportional to 118,563.89, 163,624.15 and 70,193.57

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Solution

The fourth proportional to 118,563.89, 163,624.15 and 70,193.57 is: 96,870.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,563.89 : 163,624.15 = 70,193.57 : x
  2. Step 2: Convert to fraction form
    118,563.89/163,624.15 = 70,193.57/x
  3. Step 3: Cross multiply
    118,563.89x = 163,624.15 × 70,193.57
  4. Step 4: Simplify right side
    118,563.89x = 11,485,363,416.72
  5. Step 5: Solve for x
    x = 11,485,363,416.72/118,563.89
  6. Step 6: Final answer
    x = 96,870.67

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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.