Home / 178,005.17-245,637.62-97,417.10

Finding the Fourth Proportional to 178,005.17, 245,637.62 and 97,417.10

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Solution

The fourth proportional to 178,005.17, 245,637.62 and 97,417.10 is: 134,430.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,005.17 : 245,637.62 = 97,417.10 : x
  2. Step 2: Convert to fraction form
    178,005.17/245,637.62 = 97,417.10/x
  3. Step 3: Cross multiply
    178,005.17x = 245,637.62 × 97,417.10
  4. Step 4: Simplify right side
    178,005.17x = 23,929,304,104.22
  5. Step 5: Solve for x
    x = 23,929,304,104.22/178,005.17
  6. Step 6: Final answer
    x = 134,430.39

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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.