Home / 118,516.10-163,552.37-67,526.60

Finding the Fourth Proportional to 118,516.10, 163,552.37 and 67,526.60

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Solution

The fourth proportional to 118,516.10, 163,552.37 and 67,526.60 is: 93,186.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,516.10 : 163,552.37 = 67,526.60 : x
  2. Step 2: Convert to fraction form
    118,516.10/163,552.37 = 67,526.60/x
  3. Step 3: Cross multiply
    118,516.10x = 163,552.37 × 67,526.60
  4. Step 4: Simplify right side
    118,516.10x = 11,044,134,312.65
  5. Step 5: Solve for x
    x = 11,044,134,312.65/118,516.10
  6. Step 6: Final answer
    x = 93,186.79

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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.