Home / 52,328.91-72,205.14-30,822.94

Finding the Fourth Proportional to 52,328.91, 72,205.14 and 30,822.94

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Solution

The fourth proportional to 52,328.91, 72,205.14 and 30,822.94 is: 42,530.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,328.91 : 72,205.14 = 30,822.94 : x
  2. Step 2: Convert to fraction form
    52,328.91/72,205.14 = 30,822.94/x
  3. Step 3: Cross multiply
    52,328.91x = 72,205.14 × 30,822.94
  4. Step 4: Simplify right side
    52,328.91x = 2,225,574,817.06
  5. Step 5: Solve for x
    x = 2,225,574,817.06/52,328.91
  6. Step 6: Final answer
    x = 42,530.50

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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.