Home / 127,787.76-191,681.64-48,926.16

Finding the Fourth Proportional to 127,787.76, 191,681.64 and 48,926.16

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Solution

The fourth proportional to 127,787.76, 191,681.64 and 48,926.16 is: 73,389.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,787.76 : 191,681.64 = 48,926.16 : x
  2. Step 2: Convert to fraction form
    127,787.76/191,681.64 = 48,926.16/x
  3. Step 3: Cross multiply
    127,787.76x = 191,681.64 × 48,926.16
  4. Step 4: Simplify right side
    127,787.76x = 9,378,246,587.70
  5. Step 5: Solve for x
    x = 9,378,246,587.70/127,787.76
  6. Step 6: Final answer
    x = 73,389.24

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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.