Home / 209,192.52-288,694.26-118,547.52

Finding the Fourth Proportional to 209,192.52, 288,694.26 and 118,547.52

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Solution

The fourth proportional to 209,192.52, 288,694.26 and 118,547.52 is: 163,600.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,192.52 : 288,694.26 = 118,547.52 : x
  2. Step 2: Convert to fraction form
    209,192.52/288,694.26 = 118,547.52/x
  3. Step 3: Cross multiply
    209,192.52x = 288,694.26 × 118,547.52
  4. Step 4: Simplify right side
    209,192.52x = 34,223,988,561.24
  5. Step 5: Solve for x
    x = 34,223,988,561.24/209,192.52
  6. Step 6: Final answer
    x = 163,600.44

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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.