Home / 76,368.04-105,442.50-50,934.52

Finding the Fourth Proportional to 76,368.04, 105,442.50 and 50,934.52

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Solution

The fourth proportional to 76,368.04, 105,442.50 and 50,934.52 is: 70,326.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,368.04 : 105,442.50 = 50,934.52 : x
  2. Step 2: Convert to fraction form
    76,368.04/105,442.50 = 50,934.52/x
  3. Step 3: Cross multiply
    76,368.04x = 105,442.50 × 50,934.52
  4. Step 4: Simplify right side
    76,368.04x = 5,370,663,125.10
  5. Step 5: Solve for x
    x = 5,370,663,125.10/76,368.04
  6. Step 6: Final answer
    x = 70,326.06

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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.