Home / 52,596.07-78,894.09-13,153.18

Finding the Fourth Proportional to 52,596.07, 78,894.09 and 13,153.18

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Solution

The fourth proportional to 52,596.07, 78,894.09 and 13,153.18 is: 19,729.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,596.07 : 78,894.09 = 13,153.18 : x
  2. Step 2: Convert to fraction form
    52,596.07/78,894.09 = 13,153.18/x
  3. Step 3: Cross multiply
    52,596.07x = 78,894.09 × 13,153.18
  4. Step 4: Simplify right side
    52,596.07x = 1,037,708,166.71
  5. Step 5: Solve for x
    x = 1,037,708,166.71/52,596.07
  6. Step 6: Final answer
    x = 19,729.77

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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.