Home / 162,094.30-223,681.02-90,478.92

Finding the Fourth Proportional to 162,094.30, 223,681.02 and 90,478.92

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Solution

The fourth proportional to 162,094.30, 223,681.02 and 90,478.92 is: 124,855.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,094.30 : 223,681.02 = 90,478.92 : x
  2. Step 2: Convert to fraction form
    162,094.30/223,681.02 = 90,478.92/x
  3. Step 3: Cross multiply
    162,094.30x = 223,681.02 × 90,478.92
  4. Step 4: Simplify right side
    162,094.30x = 20,238,417,114.10
  5. Step 5: Solve for x
    x = 20,238,417,114.10/162,094.30
  6. Step 6: Final answer
    x = 124,855.82

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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.