Home / 70,254.40-96,953.28-38,424.16

Finding the Fourth Proportional to 70,254.40, 96,953.28 and 38,424.16

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Solution

The fourth proportional to 70,254.40, 96,953.28 and 38,424.16 is: 53,026.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,254.40 : 96,953.28 = 38,424.16 : x
  2. Step 2: Convert to fraction form
    70,254.40/96,953.28 = 38,424.16/x
  3. Step 3: Cross multiply
    70,254.40x = 96,953.28 × 38,424.16
  4. Step 4: Simplify right side
    70,254.40x = 3,725,348,343.24
  5. Step 5: Solve for x
    x = 3,725,348,343.24/70,254.40
  6. Step 6: Final answer
    x = 53,026.55

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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.