Home / 135,184.04-186,466.14-86,709.24

Finding the Fourth Proportional to 135,184.04, 186,466.14 and 86,709.24

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Solution

The fourth proportional to 135,184.04, 186,466.14 and 86,709.24 is: 119,602.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,184.04 : 186,466.14 = 86,709.24 : x
  2. Step 2: Convert to fraction form
    135,184.04/186,466.14 = 86,709.24/x
  3. Step 3: Cross multiply
    135,184.04x = 186,466.14 × 86,709.24
  4. Step 4: Simplify right side
    135,184.04x = 16,168,337,285.13
  5. Step 5: Solve for x
    x = 16,168,337,285.13/135,184.04
  6. Step 6: Final answer
    x = 119,602.41

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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.