Home / 162,618.22-243,925.93-127,109.40

Finding the Fourth Proportional to 162,618.22, 243,925.93 and 127,109.40

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Solution

The fourth proportional to 162,618.22, 243,925.93 and 127,109.40 is: 190,663.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,618.22 : 243,925.93 = 127,109.40 : x
  2. Step 2: Convert to fraction form
    162,618.22/243,925.93 = 127,109.40/x
  3. Step 3: Cross multiply
    162,618.22x = 243,925.93 × 127,109.40
  4. Step 4: Simplify right side
    162,618.22x = 31,005,278,606.74
  5. Step 5: Solve for x
    x = 31,005,278,606.74/162,618.22
  6. Step 6: Final answer
    x = 190,663.01

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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.