Home / 170,611.22-235,406.99-98,023.01

Finding the Fourth Proportional to 170,611.22, 235,406.99 and 98,023.01

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Solution

The fourth proportional to 170,611.22, 235,406.99 and 98,023.01 is: 135,250.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,611.22 : 235,406.99 = 98,023.01 : x
  2. Step 2: Convert to fraction form
    170,611.22/235,406.99 = 98,023.01/x
  3. Step 3: Cross multiply
    170,611.22x = 235,406.99 × 98,023.01
  4. Step 4: Simplify right side
    170,611.22x = 23,075,300,557.81
  5. Step 5: Solve for x
    x = 23,075,300,557.81/170,611.22
  6. Step 6: Final answer
    x = 135,250.78

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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.