Home / 144,272.03-217,392.81-118,552.91

Finding the Fourth Proportional to 144,272.03, 217,392.81 and 118,552.91

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Solution

The fourth proportional to 144,272.03, 217,392.81 and 118,552.91 is: 178,638.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,272.03 : 217,392.81 = 118,552.91 : x
  2. Step 2: Convert to fraction form
    144,272.03/217,392.81 = 118,552.91/x
  3. Step 3: Cross multiply
    144,272.03x = 217,392.81 × 118,552.91
  4. Step 4: Simplify right side
    144,272.03x = 25,772,549,645.81
  5. Step 5: Solve for x
    x = 25,772,549,645.81/144,272.03
  6. Step 6: Final answer
    x = 178,638.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.