Home / 216,526.33-298,801.06-121,044.25

Finding the Fourth Proportional to 216,526.33, 298,801.06 and 121,044.25

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Solution

The fourth proportional to 216,526.33, 298,801.06 and 121,044.25 is: 167,038.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,526.33 : 298,801.06 = 121,044.25 : x
  2. Step 2: Convert to fraction form
    216,526.33/298,801.06 = 121,044.25/x
  3. Step 3: Cross multiply
    216,526.33x = 298,801.06 × 121,044.25
  4. Step 4: Simplify right side
    216,526.33x = 36,168,150,206.91
  5. Step 5: Solve for x
    x = 36,168,150,206.91/216,526.33
  6. Step 6: Final answer
    x = 167,038.12

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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.