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Finding the Fourth Proportional to 170,607.66, 235,362.42 and 98,946.18

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Solution

The fourth proportional to 170,607.66, 235,362.42 and 98,946.18 is: 136,501.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,607.66 : 235,362.42 = 98,946.18 : x
  2. Step 2: Convert to fraction form
    170,607.66/235,362.42 = 98,946.18/x
  3. Step 3: Cross multiply
    170,607.66x = 235,362.42 × 98,946.18
  4. Step 4: Simplify right side
    170,607.66x = 23,288,212,374.56
  5. Step 5: Solve for x
    x = 23,288,212,374.56/170,607.66
  6. Step 6: Final answer
    x = 136,501.56

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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.