Home / 127,803.50-191,705.69-39,056.63

Finding the Fourth Proportional to 127,803.50, 191,705.69 and 39,056.63

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Solution

The fourth proportional to 127,803.50, 191,705.69 and 39,056.63 is: 58,585.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,803.50 : 191,705.69 = 39,056.63 : x
  2. Step 2: Convert to fraction form
    127,803.50/191,705.69 = 39,056.63/x
  3. Step 3: Cross multiply
    127,803.50x = 191,705.69 × 39,056.63
  4. Step 4: Simplify right side
    127,803.50x = 7,487,377,342.34
  5. Step 5: Solve for x
    x = 7,487,377,342.34/127,803.50
  6. Step 6: Final answer
    x = 58,585.07

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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.