Home / 117,588.16-176,406.54-38,707.12

Finding the Fourth Proportional to 117,588.16, 176,406.54 and 38,707.12

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Solution

The fourth proportional to 117,588.16, 176,406.54 and 38,707.12 is: 58,068.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,588.16 : 176,406.54 = 38,707.12 : x
  2. Step 2: Convert to fraction form
    117,588.16/176,406.54 = 38,707.12/x
  3. Step 3: Cross multiply
    117,588.16x = 176,406.54 × 38,707.12
  4. Step 4: Simplify right side
    117,588.16x = 6,828,189,112.56
  5. Step 5: Solve for x
    x = 6,828,189,112.56/117,588.16
  6. Step 6: Final answer
    x = 58,068.68

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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.