Home / 292,075.12-403,083.92-163,038.73

Finding the Fourth Proportional to 292,075.12, 403,083.92 and 163,038.73

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Solution

The fourth proportional to 292,075.12, 403,083.92 and 163,038.73 is: 225,004.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,075.12 : 403,083.92 = 163,038.73 : x
  2. Step 2: Convert to fraction form
    292,075.12/403,083.92 = 163,038.73/x
  3. Step 3: Cross multiply
    292,075.12x = 403,083.92 × 163,038.73
  4. Step 4: Simplify right side
    292,075.12x = 65,718,287,569.61
  5. Step 5: Solve for x
    x = 65,718,287,569.61/292,075.12
  6. Step 6: Final answer
    x = 225,004.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.