Home / 153,066.32-229,599.16-42,258

Finding the Fourth Proportional to 153,066.32, 229,599.16 and 42,258

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Solution

The fourth proportional to 153,066.32, 229,599.16 and 42,258 is: 63,386.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,066.32 : 229,599.16 = 42,258 : x
  2. Step 2: Convert to fraction form
    153,066.32/229,599.16 = 42,258/x
  3. Step 3: Cross multiply
    153,066.32x = 229,599.16 × 42,258
  4. Step 4: Simplify right side
    153,066.32x = 9,702,401,303.28
  5. Step 5: Solve for x
    x = 9,702,401,303.28/153,066.32
  6. Step 6: Final answer
    x = 63,386.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.