Home / 124,220.40-186,316.20-35,487.60

Finding the Fourth Proportional to 124,220.40, 186,316.20 and 35,487.60

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Solution

The fourth proportional to 124,220.40, 186,316.20 and 35,487.60 is: 53,227.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,220.40 : 186,316.20 = 35,487.60 : x
  2. Step 2: Convert to fraction form
    124,220.40/186,316.20 = 35,487.60/x
  3. Step 3: Cross multiply
    124,220.40x = 186,316.20 × 35,487.60
  4. Step 4: Simplify right side
    124,220.40x = 6,611,914,779.12
  5. Step 5: Solve for x
    x = 6,611,914,779.12/124,220.40
  6. Step 6: Final answer
    x = 53,227.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.