Home / 52,485.06-72,423-29,823.96

Finding the Fourth Proportional to 52,485.06, 72,423 and 29,823.96

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Solution

The fourth proportional to 52,485.06, 72,423 and 29,823.96 is: 41,153.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,485.06 : 72,423 = 29,823.96 : x
  2. Step 2: Convert to fraction form
    52,485.06/72,423 = 29,823.96/x
  3. Step 3: Cross multiply
    52,485.06x = 72,423 × 29,823.96
  4. Step 4: Simplify right side
    52,485.06x = 2,159,940,655.08
  5. Step 5: Solve for x
    x = 2,159,940,655.08/52,485.06
  6. Step 6: Final answer
    x = 41,153.44

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1.5x scale

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.