Home / 102,848.43-141,943.98-57,528.93

Finding the Fourth Proportional to 102,848.43, 141,943.98 and 57,528.93

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Solution

The fourth proportional to 102,848.43, 141,943.98 and 57,528.93 is: 79,397.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,848.43 : 141,943.98 = 57,528.93 : x
  2. Step 2: Convert to fraction form
    102,848.43/141,943.98 = 57,528.93/x
  3. Step 3: Cross multiply
    102,848.43x = 141,943.98 × 57,528.93
  4. Step 4: Simplify right side
    102,848.43x = 8,165,885,289.34
  5. Step 5: Solve for x
    x = 8,165,885,289.34/102,848.43
  6. Step 6: Final answer
    x = 79,397.28

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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.