Home / 105,093.08-157,637.96-48,901.76

Finding the Fourth Proportional to 105,093.08, 157,637.96 and 48,901.76

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Solution

The fourth proportional to 105,093.08, 157,637.96 and 48,901.76 is: 73,351.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,093.08 : 157,637.96 = 48,901.76 : x
  2. Step 2: Convert to fraction form
    105,093.08/157,637.96 = 48,901.76/x
  3. Step 3: Cross multiply
    105,093.08x = 157,637.96 × 48,901.76
  4. Step 4: Simplify right side
    105,093.08x = 7,708,773,686.81
  5. Step 5: Solve for x
    x = 7,708,773,686.81/105,093.08
  6. Step 6: Final answer
    x = 73,351.87

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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.