Home / 170,297.04-235,009.80-98,718.60

Finding the Fourth Proportional to 170,297.04, 235,009.80 and 98,718.60

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Solution

The fourth proportional to 170,297.04, 235,009.80 and 98,718.60 is: 136,231.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,297.04 : 235,009.80 = 98,718.60 : x
  2. Step 2: Convert to fraction form
    170,297.04/235,009.80 = 98,718.60/x
  3. Step 3: Cross multiply
    170,297.04x = 235,009.80 × 98,718.60
  4. Step 4: Simplify right side
    170,297.04x = 23,199,838,442.28
  5. Step 5: Solve for x
    x = 23,199,838,442.28/170,297.04
  6. Step 6: Final answer
    x = 136,231.60

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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.