Home / 96,691.04-145,036.59-30,136.53

Finding the Fourth Proportional to 96,691.04, 145,036.59 and 30,136.53

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Solution

The fourth proportional to 96,691.04, 145,036.59 and 30,136.53 is: 45,204.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,691.04 : 145,036.59 = 30,136.53 : x
  2. Step 2: Convert to fraction form
    96,691.04/145,036.59 = 30,136.53/x
  3. Step 3: Cross multiply
    96,691.04x = 145,036.59 × 30,136.53
  4. Step 4: Simplify right side
    96,691.04x = 4,370,898,820.45
  5. Step 5: Solve for x
    x = 4,370,898,820.45/96,691.04
  6. Step 6: Final answer
    x = 45,204.80

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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.