Home / 99,749.51-149,692.04-40,595.95

Finding the Fourth Proportional to 99,749.51, 149,692.04 and 40,595.95

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Solution

The fourth proportional to 99,749.51, 149,692.04 and 40,595.95 is: 60,921.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,749.51 : 149,692.04 = 40,595.95 : x
  2. Step 2: Convert to fraction form
    99,749.51/149,692.04 = 40,595.95/x
  3. Step 3: Cross multiply
    99,749.51x = 149,692.04 × 40,595.95
  4. Step 4: Simplify right side
    99,749.51x = 6,076,890,275.90
  5. Step 5: Solve for x
    x = 6,076,890,275.90/99,749.51
  6. Step 6: Final answer
    x = 60,921.50

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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.