Home / 118,250.84-163,186.62-64,537.07

Finding the Fourth Proportional to 118,250.84, 163,186.62 and 64,537.07

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Solution

The fourth proportional to 118,250.84, 163,186.62 and 64,537.07 is: 89,061.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,250.84 : 163,186.62 = 64,537.07 : x
  2. Step 2: Convert to fraction form
    118,250.84/163,186.62 = 64,537.07/x
  3. Step 3: Cross multiply
    118,250.84x = 163,186.62 × 64,537.07
  4. Step 4: Simplify right side
    118,250.84x = 10,531,585,502.07
  5. Step 5: Solve for x
    x = 10,531,585,502.07/118,250.84
  6. Step 6: Final answer
    x = 89,061.40

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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.