Home / 105,235.23-157,847.70-38,670.24

Finding the Fourth Proportional to 105,235.23, 157,847.70 and 38,670.24

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Solution

The fourth proportional to 105,235.23, 157,847.70 and 38,670.24 is: 58,003.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,235.23 : 157,847.70 = 38,670.24 : x
  2. Step 2: Convert to fraction form
    105,235.23/157,847.70 = 38,670.24/x
  3. Step 3: Cross multiply
    105,235.23x = 157,847.70 × 38,670.24
  4. Step 4: Simplify right side
    105,235.23x = 6,104,008,442.45
  5. Step 5: Solve for x
    x = 6,104,008,442.45/105,235.23
  6. Step 6: Final answer
    x = 58,003.47

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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.