Home / 207,088.48-285,190.56-186,495.20

Finding the Fourth Proportional to 207,088.48, 285,190.56 and 186,495.20

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Solution

The fourth proportional to 207,088.48, 285,190.56 and 186,495.20 is: 256,830.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,088.48 : 285,190.56 = 186,495.20 : x
  2. Step 2: Convert to fraction form
    207,088.48/285,190.56 = 186,495.20/x
  3. Step 3: Cross multiply
    207,088.48x = 285,190.56 × 186,495.20
  4. Step 4: Simplify right side
    207,088.48x = 53,186,670,525.31
  5. Step 5: Solve for x
    x = 53,186,670,525.31/207,088.48
  6. Step 6: Final answer
    x = 256,830.66

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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.