Home / 86,520.36-119,389.80-52,547.44

Finding the Fourth Proportional to 86,520.36, 119,389.80 and 52,547.44

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Solution

The fourth proportional to 86,520.36, 119,389.80 and 52,547.44 is: 72,510.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,520.36 : 119,389.80 = 52,547.44 : x
  2. Step 2: Convert to fraction form
    86,520.36/119,389.80 = 52,547.44/x
  3. Step 3: Cross multiply
    86,520.36x = 119,389.80 × 52,547.44
  4. Step 4: Simplify right side
    86,520.36x = 6,273,628,352.11
  5. Step 5: Solve for x
    x = 6,273,628,352.11/86,520.36
  6. Step 6: Final answer
    x = 72,510.43

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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.