Home / 107,108.70-147,805.02-59,361.18

Finding the Fourth Proportional to 107,108.70, 147,805.02 and 59,361.18

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Solution

The fourth proportional to 107,108.70, 147,805.02 and 59,361.18 is: 81,915.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,108.70 : 147,805.02 = 59,361.18 : x
  2. Step 2: Convert to fraction form
    107,108.70/147,805.02 = 59,361.18/x
  3. Step 3: Cross multiply
    107,108.70x = 147,805.02 × 59,361.18
  4. Step 4: Simplify right side
    107,108.70x = 8,773,880,397.12
  5. Step 5: Solve for x
    x = 8,773,880,397.12/107,108.70
  6. Step 6: Final answer
    x = 81,915.67

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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.