Home / 113,580.16-170,396.16-34,705.60

Finding the Fourth Proportional to 113,580.16, 170,396.16 and 34,705.60

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Solution

The fourth proportional to 113,580.16, 170,396.16 and 34,705.60 is: 52,066.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,580.16 : 170,396.16 = 34,705.60 : x
  2. Step 2: Convert to fraction form
    113,580.16/170,396.16 = 34,705.60/x
  3. Step 3: Cross multiply
    113,580.16x = 170,396.16 × 34,705.60
  4. Step 4: Simplify right side
    113,580.16x = 5,913,700,970.50
  5. Step 5: Solve for x
    x = 5,913,700,970.50/113,580.16
  6. Step 6: Final answer
    x = 52,066.32

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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.