Home / 77,250.09-106,610.95-43,256.82

Finding the Fourth Proportional to 77,250.09, 106,610.95 and 43,256.82

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Solution

The fourth proportional to 77,250.09, 106,610.95 and 43,256.82 is: 59,697.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,250.09 : 106,610.95 = 43,256.82 : x
  2. Step 2: Convert to fraction form
    77,250.09/106,610.95 = 43,256.82/x
  3. Step 3: Cross multiply
    77,250.09x = 106,610.95 × 43,256.82
  4. Step 4: Simplify right side
    77,250.09x = 4,611,650,674.18
  5. Step 5: Solve for x
    x = 4,611,650,674.18/77,250.09
  6. Step 6: Final answer
    x = 59,697.67

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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.