Home / 42,538.90-58,703.93-23,420.61

Finding the Fourth Proportional to 42,538.90, 58,703.93 and 23,420.61

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Solution

The fourth proportional to 42,538.90, 58,703.93 and 23,420.61 is: 32,320.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,538.90 : 58,703.93 = 23,420.61 : x
  2. Step 2: Convert to fraction form
    42,538.90/58,703.93 = 23,420.61/x
  3. Step 3: Cross multiply
    42,538.90x = 58,703.93 × 23,420.61
  4. Step 4: Simplify right side
    42,538.90x = 1,374,881,850.00
  5. Step 5: Solve for x
    x = 1,374,881,850.00/42,538.90
  6. Step 6: Final answer
    x = 32,320.58

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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.