Home / 58,130.95-87,204.63-18,674.84

Finding the Fourth Proportional to 58,130.95, 87,204.63 and 18,674.84

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Solution

The fourth proportional to 58,130.95, 87,204.63 and 18,674.84 is: 28,014.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,130.95 : 87,204.63 = 18,674.84 : x
  2. Step 2: Convert to fraction form
    58,130.95/87,204.63 = 18,674.84/x
  3. Step 3: Cross multiply
    58,130.95x = 87,204.63 × 18,674.84
  4. Step 4: Simplify right side
    58,130.95x = 1,628,532,512.51
  5. Step 5: Solve for x
    x = 1,628,532,512.51/58,130.95
  6. Step 6: Final answer
    x = 28,014.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.