Home / 96,421.12-133,038.24-56,110.48

Finding the Fourth Proportional to 96,421.12, 133,038.24 and 56,110.48

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Solution

The fourth proportional to 96,421.12, 133,038.24 and 56,110.48 is: 77,419.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,421.12 : 133,038.24 = 56,110.48 : x
  2. Step 2: Convert to fraction form
    96,421.12/133,038.24 = 56,110.48/x
  3. Step 3: Cross multiply
    96,421.12x = 133,038.24 × 56,110.48
  4. Step 4: Simplify right side
    96,421.12x = 7,464,839,504.76
  5. Step 5: Solve for x
    x = 7,464,839,504.76/96,421.12
  6. Step 6: Final answer
    x = 77,419.13

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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.