Home / 170,605.48-235,482.42-99,008.56

Finding the Fourth Proportional to 170,605.48, 235,482.42 and 99,008.56

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Solution

The fourth proportional to 170,605.48, 235,482.42 and 99,008.56 is: 136,659.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,605.48 : 235,482.42 = 99,008.56 : x
  2. Step 2: Convert to fraction form
    170,605.48/235,482.42 = 99,008.56/x
  3. Step 3: Cross multiply
    170,605.48x = 235,482.42 × 99,008.56
  4. Step 4: Simplify right side
    170,605.48x = 23,314,775,309.52
  5. Step 5: Solve for x
    x = 23,314,775,309.52/170,605.48
  6. Step 6: Final answer
    x = 136,659.01

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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.