Home / 70,330.16-97,056.69-38,502.02

Finding the Fourth Proportional to 70,330.16, 97,056.69 and 38,502.02

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Solution

The fourth proportional to 70,330.16, 97,056.69 and 38,502.02 is: 53,133.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,330.16 : 97,056.69 = 38,502.02 : x
  2. Step 2: Convert to fraction form
    70,330.16/97,056.69 = 38,502.02/x
  3. Step 3: Cross multiply
    70,330.16x = 97,056.69 × 38,502.02
  4. Step 4: Simplify right side
    70,330.16x = 3,736,878,619.51
  5. Step 5: Solve for x
    x = 3,736,878,619.51/70,330.16
  6. Step 6: Final answer
    x = 53,133.37

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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.