Home / 177,662.23-245,168.17-97,089.51

Finding the Fourth Proportional to 177,662.23, 245,168.17 and 97,089.51

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Solution

The fourth proportional to 177,662.23, 245,168.17 and 97,089.51 is: 133,980.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,662.23 : 245,168.17 = 97,089.51 : x
  2. Step 2: Convert to fraction form
    177,662.23/245,168.17 = 97,089.51/x
  3. Step 3: Cross multiply
    177,662.23x = 245,168.17 × 97,089.51
  4. Step 4: Simplify right side
    177,662.23x = 23,803,257,492.90
  5. Step 5: Solve for x
    x = 23,803,257,492.90/177,662.23
  6. Step 6: Final answer
    x = 133,980.40

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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.