Home / 86,627.16-119,510.10-52,636.32

Finding the Fourth Proportional to 86,627.16, 119,510.10 and 52,636.32

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Solution

The fourth proportional to 86,627.16, 119,510.10 and 52,636.32 is: 72,616.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,627.16 : 119,510.10 = 52,636.32 : x
  2. Step 2: Convert to fraction form
    86,627.16/119,510.10 = 52,636.32/x
  3. Step 3: Cross multiply
    86,627.16x = 119,510.10 × 52,636.32
  4. Step 4: Simplify right side
    86,627.16x = 6,290,571,866.83
  5. Step 5: Solve for x
    x = 6,290,571,866.83/86,627.16
  6. Step 6: Final answer
    x = 72,616.62

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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.