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Finding the Fourth Proportional to 58,704.32, 88,018.19 and 38,653.14

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Solution

The fourth proportional to 58,704.32, 88,018.19 and 38,653.14 is: 57,954.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,704.32 : 88,018.19 = 38,653.14 : x
  2. Step 2: Convert to fraction form
    58,704.32/88,018.19 = 38,653.14/x
  3. Step 3: Cross multiply
    58,704.32x = 88,018.19 × 38,653.14
  4. Step 4: Simplify right side
    58,704.32x = 3,402,179,227.35
  5. Step 5: Solve for x
    x = 3,402,179,227.35/58,704.32
  6. Step 6: Final answer
    x = 57,954.50

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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.