Home / 96,985.84-133,829.58-54,543.46

Finding the Fourth Proportional to 96,985.84, 133,829.58 and 54,543.46

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Solution

The fourth proportional to 96,985.84, 133,829.58 and 54,543.46 is: 75,263.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,985.84 : 133,829.58 = 54,543.46 : x
  2. Step 2: Convert to fraction form
    96,985.84/133,829.58 = 54,543.46/x
  3. Step 3: Cross multiply
    96,985.84x = 133,829.58 × 54,543.46
  4. Step 4: Simplify right side
    96,985.84x = 7,299,528,343.55
  5. Step 5: Solve for x
    x = 7,299,528,343.55/96,985.84
  6. Step 6: Final answer
    x = 75,263.86

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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.