Home / 157,013.04-216,673.36-89,036.20

Finding the Fourth Proportional to 157,013.04, 216,673.36 and 89,036.20

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Solution

The fourth proportional to 157,013.04, 216,673.36 and 89,036.20 is: 122,867.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,013.04 : 216,673.36 = 89,036.20 : x
  2. Step 2: Convert to fraction form
    157,013.04/216,673.36 = 89,036.20/x
  3. Step 3: Cross multiply
    157,013.04x = 216,673.36 × 89,036.20
  4. Step 4: Simplify right side
    157,013.04x = 19,291,772,615.63
  5. Step 5: Solve for x
    x = 19,291,772,615.63/157,013.04
  6. Step 6: Final answer
    x = 122,867.33

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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.