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Finding the Fourth Proportional to 106,750.59, 147,300.07 and 60,810.63

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Solution

The fourth proportional to 106,750.59, 147,300.07 and 60,810.63 is: 83,909.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,750.59 : 147,300.07 = 60,810.63 : x
  2. Step 2: Convert to fraction form
    106,750.59/147,300.07 = 60,810.63/x
  3. Step 3: Cross multiply
    106,750.59x = 147,300.07 × 60,810.63
  4. Step 4: Simplify right side
    106,750.59x = 8,957,410,055.74
  5. Step 5: Solve for x
    x = 8,957,410,055.74/106,750.59
  6. Step 6: Final answer
    x = 83,909.70

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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.