Home / 245,407.04-338,573.60-160,573.36

Finding the Fourth Proportional to 245,407.04, 338,573.60 and 160,573.36

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Solution

The fourth proportional to 245,407.04, 338,573.60 and 160,573.36 is: 221,533.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,407.04 : 338,573.60 = 160,573.36 : x
  2. Step 2: Convert to fraction form
    245,407.04/338,573.60 = 160,573.36/x
  3. Step 3: Cross multiply
    245,407.04x = 338,573.60 × 160,573.36
  4. Step 4: Simplify right side
    245,407.04x = 54,365,900,559.30
  5. Step 5: Solve for x
    x = 54,365,900,559.30/245,407.04
  6. Step 6: Final answer
    x = 221,533.58

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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.