Home / 86,463.48-119,319.33-48,223.06

Finding the Fourth Proportional to 86,463.48, 119,319.33 and 48,223.06

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Solution

The fourth proportional to 86,463.48, 119,319.33 and 48,223.06 is: 66,547.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,463.48 : 119,319.33 = 48,223.06 : x
  2. Step 2: Convert to fraction form
    86,463.48/119,319.33 = 48,223.06/x
  3. Step 3: Cross multiply
    86,463.48x = 119,319.33 × 48,223.06
  4. Step 4: Simplify right side
    86,463.48x = 5,753,943,209.75
  5. Step 5: Solve for x
    x = 5,753,943,209.75/86,463.48
  6. Step 6: Final answer
    x = 66,547.67

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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.