Home / 113,923.60-170,885.40-47,341.60

Finding the Fourth Proportional to 113,923.60, 170,885.40 and 47,341.60

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Solution

The fourth proportional to 113,923.60, 170,885.40 and 47,341.60 is: 71,012.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,923.60 : 170,885.40 = 47,341.60 : x
  2. Step 2: Convert to fraction form
    113,923.60/170,885.40 = 47,341.60/x
  3. Step 3: Cross multiply
    113,923.60x = 170,885.40 × 47,341.60
  4. Step 4: Simplify right side
    113,923.60x = 8,089,988,252.64
  5. Step 5: Solve for x
    x = 8,089,988,252.64/113,923.60
  6. Step 6: Final answer
    x = 71,012.40

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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.