Home / 93,703.20-129,348.88-63,529.84

Finding the Fourth Proportional to 93,703.20, 129,348.88 and 63,529.84

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Solution

The fourth proportional to 93,703.20, 129,348.88 and 63,529.84 is: 87,697.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,703.20 : 129,348.88 = 63,529.84 : x
  2. Step 2: Convert to fraction form
    93,703.20/129,348.88 = 63,529.84/x
  3. Step 3: Cross multiply
    93,703.20x = 129,348.88 × 63,529.84
  4. Step 4: Simplify right side
    93,703.20x = 8,217,513,650.58
  5. Step 5: Solve for x
    x = 8,217,513,650.58/93,703.20
  6. Step 6: Final answer
    x = 87,697.26

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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.