Home / 105,154.41-157,600.35-52,578.93

Finding the Fourth Proportional to 105,154.41, 157,600.35 and 52,578.93

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Solution

The fourth proportional to 105,154.41, 157,600.35 and 52,578.93 is: 78,802.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,154.41 : 157,600.35 = 52,578.93 : x
  2. Step 2: Convert to fraction form
    105,154.41/157,600.35 = 52,578.93/x
  3. Step 3: Cross multiply
    105,154.41x = 157,600.35 × 52,578.93
  4. Step 4: Simplify right side
    105,154.41x = 8,286,457,770.63
  5. Step 5: Solve for x
    x = 8,286,457,770.63/105,154.41
  6. Step 6: Final answer
    x = 78,802.76

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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.