Home / 97,012.02-133,875.27-54,570.59

Finding the Fourth Proportional to 97,012.02, 133,875.27 and 54,570.59

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Solution

The fourth proportional to 97,012.02, 133,875.27 and 54,570.59 is: 75,306.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,012.02 : 133,875.27 = 54,570.59 : x
  2. Step 2: Convert to fraction form
    97,012.02/133,875.27 = 54,570.59/x
  3. Step 3: Cross multiply
    97,012.02x = 133,875.27 × 54,570.59
  4. Step 4: Simplify right side
    97,012.02x = 7,305,652,470.31
  5. Step 5: Solve for x
    x = 7,305,652,470.31/97,012.02
  6. Step 6: Final answer
    x = 75,306.67

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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.