Home / 86,341.48-129,460.38-58,555.24

Finding the Fourth Proportional to 86,341.48, 129,460.38 and 58,555.24

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Solution

The fourth proportional to 86,341.48, 129,460.38 and 58,555.24 is: 87,797.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,341.48 : 129,460.38 = 58,555.24 : x
  2. Step 2: Convert to fraction form
    86,341.48/129,460.38 = 58,555.24/x
  3. Step 3: Cross multiply
    86,341.48x = 129,460.38 × 58,555.24
  4. Step 4: Simplify right side
    86,341.48x = 7,580,583,621.39
  5. Step 5: Solve for x
    x = 7,580,583,621.39/86,341.48
  6. Step 6: Final answer
    x = 87,797.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.