Home / 86,451.72-119,303.40-46,707.72

Finding the Fourth Proportional to 86,451.72, 119,303.40 and 46,707.72

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Solution

The fourth proportional to 86,451.72, 119,303.40 and 46,707.72 is: 64,456.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,451.72 : 119,303.40 = 46,707.72 : x
  2. Step 2: Convert to fraction form
    86,451.72/119,303.40 = 46,707.72/x
  3. Step 3: Cross multiply
    86,451.72x = 119,303.40 × 46,707.72
  4. Step 4: Simplify right side
    86,451.72x = 5,572,389,802.25
  5. Step 5: Solve for x
    x = 5,572,389,802.25/86,451.72
  6. Step 6: Final answer
    x = 64,456.67

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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.