Home / 42,094.45-58,065.11-30,750.07

Finding the Fourth Proportional to 42,094.45, 58,065.11 and 30,750.07

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Solution

The fourth proportional to 42,094.45, 58,065.11 and 30,750.07 is: 42,416.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,094.45 : 58,065.11 = 30,750.07 : x
  2. Step 2: Convert to fraction form
    42,094.45/58,065.11 = 30,750.07/x
  3. Step 3: Cross multiply
    42,094.45x = 58,065.11 × 30,750.07
  4. Step 4: Simplify right side
    42,094.45x = 1,785,506,332.44
  5. Step 5: Solve for x
    x = 1,785,506,332.44/42,094.45
  6. Step 6: Final answer
    x = 42,416.67

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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.