Home / 107,108.22-147,810.60-59,362.50

Finding the Fourth Proportional to 107,108.22, 147,810.60 and 59,362.50

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Solution

The fourth proportional to 107,108.22, 147,810.60 and 59,362.50 is: 81,920.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,108.22 : 147,810.60 = 59,362.50 : x
  2. Step 2: Convert to fraction form
    107,108.22/147,810.60 = 59,362.50/x
  3. Step 3: Cross multiply
    107,108.22x = 147,810.60 × 59,362.50
  4. Step 4: Simplify right side
    107,108.22x = 8,774,406,742.50
  5. Step 5: Solve for x
    x = 8,774,406,742.50/107,108.22
  6. Step 6: Final answer
    x = 81,920.95

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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.