Home / 118,048.84-162,907.40-64,333.86

Finding the Fourth Proportional to 118,048.84, 162,907.40 and 64,333.86

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Solution

The fourth proportional to 118,048.84, 162,907.40 and 64,333.86 is: 88,780.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,048.84 : 162,907.40 = 64,333.86 : x
  2. Step 2: Convert to fraction form
    118,048.84/162,907.40 = 64,333.86/x
  3. Step 3: Cross multiply
    118,048.84x = 162,907.40 × 64,333.86
  4. Step 4: Simplify right side
    118,048.84x = 10,480,461,864.56
  5. Step 5: Solve for x
    x = 10,480,461,864.56/118,048.84
  6. Step 6: Final answer
    x = 88,780.73

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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.