Home / 127,066.56-175,351.95-70,478.34

Finding the Fourth Proportional to 127,066.56, 175,351.95 and 70,478.34

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Solution

The fourth proportional to 127,066.56, 175,351.95 and 70,478.34 is: 97,260.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,066.56 : 175,351.95 = 70,478.34 : x
  2. Step 2: Convert to fraction form
    127,066.56/175,351.95 = 70,478.34/x
  3. Step 3: Cross multiply
    127,066.56x = 175,351.95 × 70,478.34
  4. Step 4: Simplify right side
    127,066.56x = 12,358,514,351.76
  5. Step 5: Solve for x
    x = 12,358,514,351.76/127,066.56
  6. Step 6: Final answer
    x = 97,260.16

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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.