Home / 96,705.09-133,456.41-56,412.45

Finding the Fourth Proportional to 96,705.09, 133,456.41 and 56,412.45

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Solution

The fourth proportional to 96,705.09, 133,456.41 and 56,412.45 is: 77,851.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,705.09 : 133,456.41 = 56,412.45 : x
  2. Step 2: Convert to fraction form
    96,705.09/133,456.41 = 56,412.45/x
  3. Step 3: Cross multiply
    96,705.09x = 133,456.41 × 56,412.45
  4. Step 4: Simplify right side
    96,705.09x = 7,528,603,056.30
  5. Step 5: Solve for x
    x = 7,528,603,056.30/96,705.09
  6. Step 6: Final answer
    x = 77,851.16

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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.