Home / 154,828.53-213,667.65-94,385.34

Finding the Fourth Proportional to 154,828.53, 213,667.65 and 94,385.34

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Solution

The fourth proportional to 154,828.53, 213,667.65 and 94,385.34 is: 130,254.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,828.53 : 213,667.65 = 94,385.34 : x
  2. Step 2: Convert to fraction form
    154,828.53/213,667.65 = 94,385.34/x
  3. Step 3: Cross multiply
    154,828.53x = 213,667.65 × 94,385.34
  4. Step 4: Simplify right side
    154,828.53x = 20,167,093,792.25
  5. Step 5: Solve for x
    x = 20,167,093,792.25/154,828.53
  6. Step 6: Final answer
    x = 130,254.38

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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.