Home / 104,953.12-157,430.39-38,365.85

Finding the Fourth Proportional to 104,953.12, 157,430.39 and 38,365.85

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Solution

The fourth proportional to 104,953.12, 157,430.39 and 38,365.85 is: 57,549.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,953.12 : 157,430.39 = 38,365.85 : x
  2. Step 2: Convert to fraction form
    104,953.12/157,430.39 = 38,365.85/x
  3. Step 3: Cross multiply
    104,953.12x = 157,430.39 × 38,365.85
  4. Step 4: Simplify right side
    104,953.12x = 6,039,950,929.93
  5. Step 5: Solve for x
    x = 6,039,950,929.93/104,953.12
  6. Step 6: Final answer
    x = 57,549.04

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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.