Home / 198,328.31-297,513.65-63,345.25

Finding the Fourth Proportional to 198,328.31, 297,513.65 and 63,345.25

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Solution

The fourth proportional to 198,328.31, 297,513.65 and 63,345.25 is: 95,024.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,328.31 : 297,513.65 = 63,345.25 : x
  2. Step 2: Convert to fraction form
    198,328.31/297,513.65 = 63,345.25/x
  3. Step 3: Cross multiply
    198,328.31x = 297,513.65 × 63,345.25
  4. Step 4: Simplify right side
    198,328.31x = 18,846,075,952.24
  5. Step 5: Solve for x
    x = 18,846,075,952.24/198,328.31
  6. Step 6: Final answer
    x = 95,024.64

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1.5x scale

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.