Home / 102,541.10-153,758.30-46,354.32

Finding the Fourth Proportional to 102,541.10, 153,758.30 and 46,354.32

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Solution

The fourth proportional to 102,541.10, 153,758.30 and 46,354.32 is: 69,507.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,541.10 : 153,758.30 = 46,354.32 : x
  2. Step 2: Convert to fraction form
    102,541.10/153,758.30 = 46,354.32/x
  3. Step 3: Cross multiply
    102,541.10x = 153,758.30 × 46,354.32
  4. Step 4: Simplify right side
    102,541.10x = 7,127,361,209.08
  5. Step 5: Solve for x
    x = 7,127,361,209.08/102,541.10
  6. Step 6: Final answer
    x = 69,507.36

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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.