Home / 353,567.08-530,385.18-104,320.36

Finding the Fourth Proportional to 353,567.08, 530,385.18 and 104,320.36

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Solution

The fourth proportional to 353,567.08, 530,385.18 and 104,320.36 is: 156,490.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,567.08 : 530,385.18 = 104,320.36 : x
  2. Step 2: Convert to fraction form
    353,567.08/530,385.18 = 104,320.36/x
  3. Step 3: Cross multiply
    353,567.08x = 530,385.18 × 104,320.36
  4. Step 4: Simplify right side
    353,567.08x = 55,329,972,916.26
  5. Step 5: Solve for x
    x = 55,329,972,916.26/353,567.08
  6. Step 6: Final answer
    x = 156,490.74

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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.