Home / 58,339.08-87,510.65-20,901.69

Finding the Fourth Proportional to 58,339.08, 87,510.65 and 20,901.69

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Solution

The fourth proportional to 58,339.08, 87,510.65 and 20,901.69 is: 31,353.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,339.08 : 87,510.65 = 20,901.69 : x
  2. Step 2: Convert to fraction form
    58,339.08/87,510.65 = 20,901.69/x
  3. Step 3: Cross multiply
    58,339.08x = 87,510.65 × 20,901.69
  4. Step 4: Simplify right side
    58,339.08x = 1,829,120,373.49
  5. Step 5: Solve for x
    x = 1,829,120,373.49/58,339.08
  6. Step 6: Final answer
    x = 31,353.26

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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.