Home / 162,032.52-223,615.98-90,426.36

Finding the Fourth Proportional to 162,032.52, 223,615.98 and 90,426.36

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Solution

The fourth proportional to 162,032.52, 223,615.98 and 90,426.36 is: 124,794.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,032.52 : 223,615.98 = 90,426.36 : x
  2. Step 2: Convert to fraction form
    162,032.52/223,615.98 = 90,426.36/x
  3. Step 3: Cross multiply
    162,032.52x = 223,615.98 × 90,426.36
  4. Step 4: Simplify right side
    162,032.52x = 20,220,779,109.23
  5. Step 5: Solve for x
    x = 20,220,779,109.23/162,032.52
  6. Step 6: Final answer
    x = 124,794.57

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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.