Home / 64,858.16-89,526.59-38,009.36

Finding the Fourth Proportional to 64,858.16, 89,526.59 and 38,009.36

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Solution

The fourth proportional to 64,858.16, 89,526.59 and 38,009.36 is: 52,466.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,858.16 : 89,526.59 = 38,009.36 : x
  2. Step 2: Convert to fraction form
    64,858.16/89,526.59 = 38,009.36/x
  3. Step 3: Cross multiply
    64,858.16x = 89,526.59 × 38,009.36
  4. Step 4: Simplify right side
    64,858.16x = 3,402,847,751.20
  5. Step 5: Solve for x
    x = 3,402,847,751.20/64,858.16
  6. Step 6: Final answer
    x = 52,466.00

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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.