Home / 105,176.37-145,123.85-59,851.66

Finding the Fourth Proportional to 105,176.37, 145,123.85 and 59,851.66

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Solution

The fourth proportional to 105,176.37, 145,123.85 and 59,851.66 is: 82,584.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,176.37 : 145,123.85 = 59,851.66 : x
  2. Step 2: Convert to fraction form
    105,176.37/145,123.85 = 59,851.66/x
  3. Step 3: Cross multiply
    105,176.37x = 145,123.85 × 59,851.66
  4. Step 4: Simplify right side
    105,176.37x = 8,685,903,387.02
  5. Step 5: Solve for x
    x = 8,685,903,387.02/105,176.37
  6. Step 6: Final answer
    x = 82,584.17

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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.