Home / 58,761.07-81,089.81-31,903.03

Finding the Fourth Proportional to 58,761.07, 81,089.81 and 31,903.03

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Solution

The fourth proportional to 58,761.07, 81,089.81 and 31,903.03 is: 44,025.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,761.07 : 81,089.81 = 31,903.03 : x
  2. Step 2: Convert to fraction form
    58,761.07/81,089.81 = 31,903.03/x
  3. Step 3: Cross multiply
    58,761.07x = 81,089.81 × 31,903.03
  4. Step 4: Simplify right side
    58,761.07x = 2,587,010,702.61
  5. Step 5: Solve for x
    x = 2,587,010,702.61/58,761.07
  6. Step 6: Final answer
    x = 44,025.93

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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.