Home / 103,627.96-142,899.60-97,599.40

Finding the Fourth Proportional to 103,627.96, 142,899.60 and 97,599.40

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Solution

The fourth proportional to 103,627.96, 142,899.60 and 97,599.40 is: 134,586.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,627.96 : 142,899.60 = 97,599.40 : x
  2. Step 2: Convert to fraction form
    103,627.96/142,899.60 = 97,599.40/x
  3. Step 3: Cross multiply
    103,627.96x = 142,899.60 × 97,599.40
  4. Step 4: Simplify right side
    103,627.96x = 13,946,915,220.24
  5. Step 5: Solve for x
    x = 13,946,915,220.24/103,627.96
  6. Step 6: Final answer
    x = 134,586.41

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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.