Home / 195,075.84-292,553.28-70,400.64

Finding the Fourth Proportional to 195,075.84, 292,553.28 and 70,400.64

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Solution

The fourth proportional to 195,075.84, 292,553.28 and 70,400.64 is: 105,579.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,075.84 : 292,553.28 = 70,400.64 : x
  2. Step 2: Convert to fraction form
    195,075.84/292,553.28 = 70,400.64/x
  3. Step 3: Cross multiply
    195,075.84x = 292,553.28 × 70,400.64
  4. Step 4: Simplify right side
    195,075.84x = 20,595,938,146.10
  5. Step 5: Solve for x
    x = 20,595,938,146.10/195,075.84
  6. Step 6: Final answer
    x = 105,579.13

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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.