Home / 155,428.40-233,315.40-96,330.80

Finding the Fourth Proportional to 155,428.40, 233,315.40 and 96,330.80

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Solution

The fourth proportional to 155,428.40, 233,315.40 and 96,330.80 is: 144,603.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,428.40 : 233,315.40 = 96,330.80 : x
  2. Step 2: Convert to fraction form
    155,428.40/233,315.40 = 96,330.80/x
  3. Step 3: Cross multiply
    155,428.40x = 233,315.40 × 96,330.80
  4. Step 4: Simplify right side
    155,428.40x = 22,475,459,134.32
  5. Step 5: Solve for x
    x = 22,475,459,134.32/155,428.40
  6. Step 6: Final answer
    x = 144,603.30

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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.