Home / 153,427.10-230,172.09-64,680.77

Finding the Fourth Proportional to 153,427.10, 230,172.09 and 64,680.77

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Solution

The fourth proportional to 153,427.10, 230,172.09 and 64,680.77 is: 97,034.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,427.10 : 230,172.09 = 64,680.77 : x
  2. Step 2: Convert to fraction form
    153,427.10/230,172.09 = 64,680.77/x
  3. Step 3: Cross multiply
    153,427.10x = 230,172.09 × 64,680.77
  4. Step 4: Simplify right side
    153,427.10x = 14,887,706,539.45
  5. Step 5: Solve for x
    x = 14,887,706,539.45/153,427.10
  6. Step 6: Final answer
    x = 97,034.40

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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.