Home / 58,350.16-87,526.50-20,912.68

Finding the Fourth Proportional to 58,350.16, 87,526.50 and 20,912.68

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Solution

The fourth proportional to 58,350.16, 87,526.50 and 20,912.68 is: 31,369.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,350.16 : 87,526.50 = 20,912.68 : x
  2. Step 2: Convert to fraction form
    58,350.16/87,526.50 = 20,912.68/x
  3. Step 3: Cross multiply
    58,350.16x = 87,526.50 × 20,912.68
  4. Step 4: Simplify right side
    58,350.16x = 1,830,413,686.02
  5. Step 5: Solve for x
    x = 1,830,413,686.02/58,350.16
  6. Step 6: Final answer
    x = 31,369.47

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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.