Home / 78,816.84-118,225.26-52,572.84

Finding the Fourth Proportional to 78,816.84, 118,225.26 and 52,572.84

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Solution

The fourth proportional to 78,816.84, 118,225.26 and 52,572.84 is: 78,859.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,816.84 : 118,225.26 = 52,572.84 : x
  2. Step 2: Convert to fraction form
    78,816.84/118,225.26 = 52,572.84/x
  3. Step 3: Cross multiply
    78,816.84x = 118,225.26 × 52,572.84
  4. Step 4: Simplify right side
    78,816.84x = 6,215,437,677.94
  5. Step 5: Solve for x
    x = 6,215,437,677.94/78,816.84
  6. Step 6: Final answer
    x = 78,859.26

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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.