Home / 209,386.26-289,004.36-118,795.24

Finding the Fourth Proportional to 209,386.26, 289,004.36 and 118,795.24

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Solution

The fourth proportional to 209,386.26, 289,004.36 and 118,795.24 is: 163,966.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,386.26 : 289,004.36 = 118,795.24 : x
  2. Step 2: Convert to fraction form
    209,386.26/289,004.36 = 118,795.24/x
  3. Step 3: Cross multiply
    209,386.26x = 289,004.36 × 118,795.24
  4. Step 4: Simplify right side
    209,386.26x = 34,332,342,307.25
  5. Step 5: Solve for x
    x = 34,332,342,307.25/209,386.26
  6. Step 6: Final answer
    x = 163,966.55

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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.