Home / 58,284.65-87,312.57-30,223.05

Finding the Fourth Proportional to 58,284.65, 87,312.57 and 30,223.05

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Solution

The fourth proportional to 58,284.65, 87,312.57 and 30,223.05 is: 45,275.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,284.65 : 87,312.57 = 30,223.05 : x
  2. Step 2: Convert to fraction form
    58,284.65/87,312.57 = 30,223.05/x
  3. Step 3: Cross multiply
    58,284.65x = 87,312.57 × 30,223.05
  4. Step 4: Simplify right side
    58,284.65x = 2,638,852,101.05
  5. Step 5: Solve for x
    x = 2,638,852,101.05/58,284.65
  6. Step 6: Final answer
    x = 45,275.25

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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.