Home / 70,973.36-97,862.28-53,038.16

Finding the Fourth Proportional to 70,973.36, 97,862.28 and 53,038.16

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Solution

The fourth proportional to 70,973.36, 97,862.28 and 53,038.16 is: 73,132.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,973.36 : 97,862.28 = 53,038.16 : x
  2. Step 2: Convert to fraction form
    70,973.36/97,862.28 = 53,038.16/x
  3. Step 3: Cross multiply
    70,973.36x = 97,862.28 × 53,038.16
  4. Step 4: Simplify right side
    70,973.36x = 5,190,435,264.60
  5. Step 5: Solve for x
    x = 5,190,435,264.60/70,973.36
  6. Step 6: Final answer
    x = 73,132.16

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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.