Home / 52,970.12-73,088.42-30,316.04

Finding the Fourth Proportional to 52,970.12, 73,088.42 and 30,316.04

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Solution

The fourth proportional to 52,970.12, 73,088.42 and 30,316.04 is: 41,830.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,970.12 : 73,088.42 = 30,316.04 : x
  2. Step 2: Convert to fraction form
    52,970.12/73,088.42 = 30,316.04/x
  3. Step 3: Cross multiply
    52,970.12x = 73,088.42 × 30,316.04
  4. Step 4: Simplify right side
    52,970.12x = 2,215,751,464.26
  5. Step 5: Solve for x
    x = 2,215,751,464.26/52,970.12
  6. Step 6: Final answer
    x = 41,830.21

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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.