Home / 58,258.10-87,368.63-18,806.04

Finding the Fourth Proportional to 58,258.10, 87,368.63 and 18,806.04

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Solution

The fourth proportional to 58,258.10, 87,368.63 and 18,806.04 is: 28,203.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,258.10 : 87,368.63 = 18,806.04 : x
  2. Step 2: Convert to fraction form
    58,258.10/87,368.63 = 18,806.04/x
  3. Step 3: Cross multiply
    58,258.10x = 87,368.63 × 18,806.04
  4. Step 4: Simplify right side
    58,258.10x = 1,643,057,856.50
  5. Step 5: Solve for x
    x = 1,643,057,856.50/58,258.10
  6. Step 6: Final answer
    x = 28,203.08

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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.