Home / 124,401.75-171,674.46-70,686.83

Finding the Fourth Proportional to 124,401.75, 171,674.46 and 70,686.83

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Solution

The fourth proportional to 124,401.75, 171,674.46 and 70,686.83 is: 97,547.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,401.75 : 171,674.46 = 70,686.83 : x
  2. Step 2: Convert to fraction form
    124,401.75/171,674.46 = 70,686.83/x
  3. Step 3: Cross multiply
    124,401.75x = 171,674.46 × 70,686.83
  4. Step 4: Simplify right side
    124,401.75x = 12,135,122,510.99
  5. Step 5: Solve for x
    x = 12,135,122,510.99/124,401.75
  6. Step 6: Final answer
    x = 97,547.84

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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.