Home / 58,740.12-88,119.36-19,288.26

Finding the Fourth Proportional to 58,740.12, 88,119.36 and 19,288.26

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Solution

The fourth proportional to 58,740.12, 88,119.36 and 19,288.26 is: 28,935.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,740.12 : 88,119.36 = 19,288.26 : x
  2. Step 2: Convert to fraction form
    58,740.12/88,119.36 = 19,288.26/x
  3. Step 3: Cross multiply
    58,740.12x = 88,119.36 × 19,288.26
  4. Step 4: Simplify right side
    58,740.12x = 1,699,669,126.71
  5. Step 5: Solve for x
    x = 1,699,669,126.71/58,740.12
  6. Step 6: Final answer
    x = 28,935.40

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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.