Home / 118,042.93-162,897.06-64,328.32

Finding the Fourth Proportional to 118,042.93, 162,897.06 and 64,328.32

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Solution

The fourth proportional to 118,042.93, 162,897.06 and 64,328.32 is: 88,771.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,042.93 : 162,897.06 = 64,328.32 : x
  2. Step 2: Convert to fraction form
    118,042.93/162,897.06 = 64,328.32/x
  3. Step 3: Cross multiply
    118,042.93x = 162,897.06 × 64,328.32
  4. Step 4: Simplify right side
    118,042.93x = 10,478,894,202.74
  5. Step 5: Solve for x
    x = 10,478,894,202.74/118,042.93
  6. Step 6: Final answer
    x = 88,771.89

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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.