Home / 58,830.95-81,156.81-38,424.97

Finding the Fourth Proportional to 58,830.95, 81,156.81 and 38,424.97

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Solution

The fourth proportional to 58,830.95, 81,156.81 and 38,424.97 is: 53,006.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,830.95 : 81,156.81 = 38,424.97 : x
  2. Step 2: Convert to fraction form
    58,830.95/81,156.81 = 38,424.97/x
  3. Step 3: Cross multiply
    58,830.95x = 81,156.81 × 38,424.97
  4. Step 4: Simplify right side
    58,830.95x = 3,118,447,391.64
  5. Step 5: Solve for x
    x = 3,118,447,391.64/58,830.95
  6. Step 6: Final answer
    x = 53,006.92

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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.