Home / 96,683.58-133,423.80-54,242.40

Finding the Fourth Proportional to 96,683.58, 133,423.80 and 54,242.40

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Solution

The fourth proportional to 96,683.58, 133,423.80 and 54,242.40 is: 74,854.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,683.58 : 133,423.80 = 54,242.40 : x
  2. Step 2: Convert to fraction form
    96,683.58/133,423.80 = 54,242.40/x
  3. Step 3: Cross multiply
    96,683.58x = 133,423.80 × 54,242.40
  4. Step 4: Simplify right side
    96,683.58x = 7,237,227,129.12
  5. Step 5: Solve for x
    x = 7,237,227,129.12/96,683.58
  6. Step 6: Final answer
    x = 74,854.77

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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.