Home / 42,289.21-58,386-26,397.01

Finding the Fourth Proportional to 42,289.21, 58,386 and 26,397.01

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Solution

The fourth proportional to 42,289.21, 58,386 and 26,397.01 is: 36,444.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,289.21 : 58,386 = 26,397.01 : x
  2. Step 2: Convert to fraction form
    42,289.21/58,386 = 26,397.01/x
  3. Step 3: Cross multiply
    42,289.21x = 58,386 × 26,397.01
  4. Step 4: Simplify right side
    42,289.21x = 1,541,215,825.86
  5. Step 5: Solve for x
    x = 1,541,215,825.86/42,289.21
  6. Step 6: Final answer
    x = 36,444.66

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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.