Home / 106,649.15-160,002.89-46,666.72

Finding the Fourth Proportional to 106,649.15, 160,002.89 and 46,666.72

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Solution

The fourth proportional to 106,649.15, 160,002.89 and 46,666.72 is: 70,012.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,649.15 : 160,002.89 = 46,666.72 : x
  2. Step 2: Convert to fraction form
    106,649.15/160,002.89 = 46,666.72/x
  3. Step 3: Cross multiply
    106,649.15x = 160,002.89 × 46,666.72
  4. Step 4: Simplify right side
    106,649.15x = 7,466,809,783.48
  5. Step 5: Solve for x
    x = 7,466,809,783.48/106,649.15
  6. Step 6: Final answer
    x = 70,012.84

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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.