Home / 54,828.63-75,663.76-29,678.13

Finding the Fourth Proportional to 54,828.63, 75,663.76 and 29,678.13

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Solution

The fourth proportional to 54,828.63, 75,663.76 and 29,678.13 is: 40,955.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,828.63 : 75,663.76 = 29,678.13 : x
  2. Step 2: Convert to fraction form
    54,828.63/75,663.76 = 29,678.13/x
  3. Step 3: Cross multiply
    54,828.63x = 75,663.76 × 29,678.13
  4. Step 4: Simplify right side
    54,828.63x = 2,245,558,831.37
  5. Step 5: Solve for x
    x = 2,245,558,831.37/54,828.63
  6. Step 6: Final answer
    x = 40,955.95

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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.