Home / 127,038.76-175,309.26-70,454.32

Finding the Fourth Proportional to 127,038.76, 175,309.26 and 70,454.32

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Solution

The fourth proportional to 127,038.76, 175,309.26 and 70,454.32 is: 97,224.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,038.76 : 175,309.26 = 70,454.32 : x
  2. Step 2: Convert to fraction form
    127,038.76/175,309.26 = 70,454.32/x
  3. Step 3: Cross multiply
    127,038.76x = 175,309.26 × 70,454.32
  4. Step 4: Simplify right side
    127,038.76x = 12,351,294,703.00
  5. Step 5: Solve for x
    x = 12,351,294,703.00/127,038.76
  6. Step 6: Final answer
    x = 97,224.62

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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.