Home / 103,725,256.89-143,149,014.21-59,073,117

Finding the Fourth Proportional to 103,725,256.89, 143,149,014.21 and 59,073,117

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Solution

The fourth proportional to 103,725,256.89, 143,149,014.21 and 59,073,117 is: 81,525,548.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,725,256.89 : 143,149,014.21 = 59,073,117 : x
  2. Step 2: Convert to fraction form
    103,725,256.89/143,149,014.21 = 59,073,117/x
  3. Step 3: Cross multiply
    103,725,256.89x = 143,149,014.21 × 59,073,117
  4. Step 4: Simplify right side
    103,725,256.89x = 8,456,258,464,861,993
  5. Step 5: Solve for x
    x = 8,456,258,464,861,993/103,725,256.89
  6. Step 6: Final answer
    x = 81,525,548.53

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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.