Home / 106,025.80-159,038.70-101,475.40

Finding the Fourth Proportional to 106,025.80, 159,038.70 and 101,475.40

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Solution

The fourth proportional to 106,025.80, 159,038.70 and 101,475.40 is: 152,213.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,025.80 : 159,038.70 = 101,475.40 : x
  2. Step 2: Convert to fraction form
    106,025.80/159,038.70 = 101,475.40/x
  3. Step 3: Cross multiply
    106,025.80x = 159,038.70 × 101,475.40
  4. Step 4: Simplify right side
    106,025.80x = 16,138,515,697.98
  5. Step 5: Solve for x
    x = 16,138,515,697.98/106,025.80
  6. Step 6: Final answer
    x = 152,213.10

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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.