Finding the Fourth Proportional to 83,232,089.52, 124,875,860.90 and 27,905,398.76
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Solution
The fourth proportional to 83,232,089.52, 124,875,860.90 and 27,905,398.76 is: 41,867,394.09
Step by Step Solution
- Step 1: Write the proportion equation
83,232,089.52 : 124,875,860.90 = 27,905,398.76 : x - Step 2: Convert to fraction form
83,232,089.52/124,875,860.90 = 27,905,398.76/x - Step 3: Cross multiply
83,232,089.52x = 124,875,860.90 × 27,905,398.76 - Step 4: Simplify right side
83,232,089.52x = 3,484,710,693,148,886 - Step 5: Solve for x
x = 3,484,710,693,148,886/83,232,089.52 - Step 6: Final answer
x = 41,867,394.09
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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.