Home / 52,545.07-72,521.58-31,325.68

Finding the Fourth Proportional to 52,545.07, 72,521.58 and 31,325.68

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Solution

The fourth proportional to 52,545.07, 72,521.58 and 31,325.68 is: 43,235.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,545.07 : 72,521.58 = 31,325.68 : x
  2. Step 2: Convert to fraction form
    52,545.07/72,521.58 = 31,325.68/x
  3. Step 3: Cross multiply
    52,545.07x = 72,521.58 × 31,325.68
  4. Step 4: Simplify right side
    52,545.07x = 2,271,787,808.17
  5. Step 5: Solve for x
    x = 2,271,787,808.17/52,545.07
  6. Step 6: Final answer
    x = 43,235.03

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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.