Home / 58,044.16-87,070.38-20,077.69

Finding the Fourth Proportional to 58,044.16, 87,070.38 and 20,077.69

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Solution

The fourth proportional to 58,044.16, 87,070.38 and 20,077.69 is: 30,117.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,044.16 : 87,070.38 = 20,077.69 : x
  2. Step 2: Convert to fraction form
    58,044.16/87,070.38 = 20,077.69/x
  3. Step 3: Cross multiply
    58,044.16x = 87,070.38 × 20,077.69
  4. Step 4: Simplify right side
    58,044.16x = 1,748,171,968.11
  5. Step 5: Solve for x
    x = 1,748,171,968.11/58,044.16
  6. Step 6: Final answer
    x = 30,117.96

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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.