Home / 121,462.02-167,572.40-70,446.14

Finding the Fourth Proportional to 121,462.02, 167,572.40 and 70,446.14

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Solution

The fourth proportional to 121,462.02, 167,572.40 and 70,446.14 is: 97,189.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,462.02 : 167,572.40 = 70,446.14 : x
  2. Step 2: Convert to fraction form
    121,462.02/167,572.40 = 70,446.14/x
  3. Step 3: Cross multiply
    121,462.02x = 167,572.40 × 70,446.14
  4. Step 4: Simplify right side
    121,462.02x = 11,804,828,398.31
  5. Step 5: Solve for x
    x = 11,804,828,398.31/121,462.02
  6. Step 6: Final answer
    x = 97,189.46

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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.