Home / 170,313.79-235,033.10-98,735.31

Finding the Fourth Proportional to 170,313.79, 235,033.10 and 98,735.31

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Solution

The fourth proportional to 170,313.79, 235,033.10 and 98,735.31 is: 136,254.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,313.79 : 235,033.10 = 98,735.31 : x
  2. Step 2: Convert to fraction form
    170,313.79/235,033.10 = 98,735.31/x
  3. Step 3: Cross multiply
    170,313.79x = 235,033.10 × 98,735.31
  4. Step 4: Simplify right side
    170,313.79x = 23,206,065,988.76
  5. Step 5: Solve for x
    x = 23,206,065,988.76/170,313.79
  6. Step 6: Final answer
    x = 136,254.77

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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.