Home / 170,561.60-235,433.76-102,616.64

Finding the Fourth Proportional to 170,561.60, 235,433.76 and 102,616.64

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Solution

The fourth proportional to 170,561.60, 235,433.76 and 102,616.64 is: 141,646.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,561.60 : 235,433.76 = 102,616.64 : x
  2. Step 2: Convert to fraction form
    170,561.60/235,433.76 = 102,616.64/x
  3. Step 3: Cross multiply
    170,561.60x = 235,433.76 × 102,616.64
  4. Step 4: Simplify right side
    170,561.60x = 24,159,421,393.77
  5. Step 5: Solve for x
    x = 24,159,421,393.77/170,561.60
  6. Step 6: Final answer
    x = 141,646.31

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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.