Home / 170,534.40-235,163.16-113,153.64

Finding the Fourth Proportional to 170,534.40, 235,163.16 and 113,153.64

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Solution

The fourth proportional to 170,534.40, 235,163.16 and 113,153.64 is: 156,036.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,534.40 : 235,163.16 = 113,153.64 : x
  2. Step 2: Convert to fraction form
    170,534.40/235,163.16 = 113,153.64/x
  3. Step 3: Cross multiply
    170,534.40x = 235,163.16 × 113,153.64
  4. Step 4: Simplify right side
    170,534.40x = 26,609,567,547.90
  5. Step 5: Solve for x
    x = 26,609,567,547.90/170,534.40
  6. Step 6: Final answer
    x = 156,036.36

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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.