Home / 118,626.24-163,703.36-64,910.24

Finding the Fourth Proportional to 118,626.24, 163,703.36 and 64,910.24

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Solution

The fourth proportional to 118,626.24, 163,703.36 and 64,910.24 is: 89,575.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,626.24 : 163,703.36 = 64,910.24 : x
  2. Step 2: Convert to fraction form
    118,626.24/163,703.36 = 64,910.24/x
  3. Step 3: Cross multiply
    118,626.24x = 163,703.36 × 64,910.24
  4. Step 4: Simplify right side
    118,626.24x = 10,626,024,386.41
  5. Step 5: Solve for x
    x = 10,626,024,386.41/118,626.24
  6. Step 6: Final answer
    x = 89,575.67

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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.