Home / 58,038.84-87,058.26-38,312.76

Finding the Fourth Proportional to 58,038.84, 87,058.26 and 38,312.76

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Solution

The fourth proportional to 58,038.84, 87,058.26 and 38,312.76 is: 57,469.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,038.84 : 87,058.26 = 38,312.76 : x
  2. Step 2: Convert to fraction form
    58,038.84/87,058.26 = 38,312.76/x
  3. Step 3: Cross multiply
    58,038.84x = 87,058.26 × 38,312.76
  4. Step 4: Simplify right side
    58,038.84x = 3,335,442,221.40
  5. Step 5: Solve for x
    x = 3,335,442,221.40/58,038.84
  6. Step 6: Final answer
    x = 57,469.14

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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.