Home / 127,370.34-190,981.40-93,656.52

Finding the Fourth Proportional to 127,370.34, 190,981.40 and 93,656.52

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Solution

The fourth proportional to 127,370.34, 190,981.40 and 93,656.52 is: 140,430.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,370.34 : 190,981.40 = 93,656.52 : x
  2. Step 2: Convert to fraction form
    127,370.34/190,981.40 = 93,656.52/x
  3. Step 3: Cross multiply
    127,370.34x = 190,981.40 × 93,656.52
  4. Step 4: Simplify right side
    127,370.34x = 17,886,652,840.45
  5. Step 5: Solve for x
    x = 17,886,652,840.45/127,370.34
  6. Step 6: Final answer
    x = 140,430.28

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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.