Home / 99,038.30-148,525.05-36,700.70

Finding the Fourth Proportional to 99,038.30, 148,525.05 and 36,700.70

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Solution

The fourth proportional to 99,038.30, 148,525.05 and 36,700.70 is: 55,039.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,038.30 : 148,525.05 = 36,700.70 : x
  2. Step 2: Convert to fraction form
    99,038.30/148,525.05 = 36,700.70/x
  3. Step 3: Cross multiply
    99,038.30x = 148,525.05 × 36,700.70
  4. Step 4: Simplify right side
    99,038.30x = 5,450,973,302.54
  5. Step 5: Solve for x
    x = 5,450,973,302.54/99,038.30
  6. Step 6: Final answer
    x = 55,039.04

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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.