Home / 62,405.04-86,176.76-40,088.24

Finding the Fourth Proportional to 62,405.04, 86,176.76 and 40,088.24

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Solution

The fourth proportional to 62,405.04, 86,176.76 and 40,088.24 is: 55,358.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,405.04 : 86,176.76 = 40,088.24 : x
  2. Step 2: Convert to fraction form
    62,405.04/86,176.76 = 40,088.24/x
  3. Step 3: Cross multiply
    62,405.04x = 86,176.76 × 40,088.24
  4. Step 4: Simplify right side
    62,405.04x = 3,454,674,637.30
  5. Step 5: Solve for x
    x = 3,454,674,637.30/62,405.04
  6. Step 6: Final answer
    x = 55,358.90

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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.