Home / 106,746.72-147,310.50-59,000.07

Finding the Fourth Proportional to 106,746.72, 147,310.50 and 59,000.07

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Solution

The fourth proportional to 106,746.72, 147,310.50 and 59,000.07 is: 81,420.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,746.72 : 147,310.50 = 59,000.07 : x
  2. Step 2: Convert to fraction form
    106,746.72/147,310.50 = 59,000.07/x
  3. Step 3: Cross multiply
    106,746.72x = 147,310.50 × 59,000.07
  4. Step 4: Simplify right side
    106,746.72x = 8,691,329,811.74
  5. Step 5: Solve for x
    x = 8,691,329,811.74/106,746.72
  6. Step 6: Final answer
    x = 81,420.11

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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.