Home / 161,570.14-242,465.96-56,389.11

Finding the Fourth Proportional to 161,570.14, 242,465.96 and 56,389.11

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Solution

The fourth proportional to 161,570.14, 242,465.96 and 56,389.11 is: 84,622.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,570.14 : 242,465.96 = 56,389.11 : x
  2. Step 2: Convert to fraction form
    161,570.14/242,465.96 = 56,389.11/x
  3. Step 3: Cross multiply
    161,570.14x = 242,465.96 × 56,389.11
  4. Step 4: Simplify right side
    161,570.14x = 13,672,439,968.10
  5. Step 5: Solve for x
    x = 13,672,439,968.10/161,570.14
  6. Step 6: Final answer
    x = 84,622.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.