Home / 53,981.66-74,491.52-30,109.98

Finding the Fourth Proportional to 53,981.66, 74,491.52 and 30,109.98

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Solution

The fourth proportional to 53,981.66, 74,491.52 and 30,109.98 is: 41,550.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,981.66 : 74,491.52 = 30,109.98 : x
  2. Step 2: Convert to fraction form
    53,981.66/74,491.52 = 30,109.98/x
  3. Step 3: Cross multiply
    53,981.66x = 74,491.52 × 30,109.98
  4. Step 4: Simplify right side
    53,981.66x = 2,242,938,177.37
  5. Step 5: Solve for x
    x = 2,242,938,177.37/53,981.66
  6. Step 6: Final answer
    x = 41,550.00

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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.