Home / 155,954.10-233,603.10-129,710.10

Finding the Fourth Proportional to 155,954.10, 233,603.10 and 129,710.10

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Solution

The fourth proportional to 155,954.10, 233,603.10 and 129,710.10 is: 194,292.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,954.10 : 233,603.10 = 129,710.10 : x
  2. Step 2: Convert to fraction form
    155,954.10/233,603.10 = 129,710.10/x
  3. Step 3: Cross multiply
    155,954.10x = 233,603.10 × 129,710.10
  4. Step 4: Simplify right side
    155,954.10x = 30,300,681,461.31
  5. Step 5: Solve for x
    x = 30,300,681,461.31/155,954.10
  6. Step 6: Final answer
    x = 194,292.30

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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.