Home / 127,016.04-175,289.88-70,427.40

Finding the Fourth Proportional to 127,016.04, 175,289.88 and 70,427.40

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Solution

The fourth proportional to 127,016.04, 175,289.88 and 70,427.40 is: 97,194.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,016.04 : 175,289.88 = 70,427.40 : x
  2. Step 2: Convert to fraction form
    127,016.04/175,289.88 = 70,427.40/x
  3. Step 3: Cross multiply
    127,016.04x = 175,289.88 × 70,427.40
  4. Step 4: Simplify right side
    127,016.04x = 12,345,210,494.71
  5. Step 5: Solve for x
    x = 12,345,210,494.71/127,016.04
  6. Step 6: Final answer
    x = 97,194.11

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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.